quarta-feira, 4 de agosto de 2021


How to Type Square Root on PC or Mac

Posted: 04 Aug 2021 01:00 AM PDT

This wikiHow teaches you how to type the square root symbol (√) into a typing app, including Microsoft Word, on Windows and macOS. If you're using Microsoft Word, you can easily insert the square root symbol by selecting it from a menu. In other apps, you can use a quick keyboard shortcut in either Windows or macOS.

[Edit]Steps

[Edit]Using Microsoft Word

  1. Open your Microsoft Word document. You can do this by double-clicking the file on your computer.
    Type Square Root on PC or Mac Step 1 Version 2.jpg
    • This method will work on Windows and macOS.
  2. Click the mouse where you want to type the symbol.
    Type Square Root on PC or Mac Step 2 Version 2.jpg
  3. Click the menu. It's at the top of Word.
    Type Square Root on PC or Mac Step 3 Version 2.jpg
  4. Click .
    Type Square Root on PC or Mac Step 4 Version 2.jpg
  5. Click .
    Type Square Root on PC or Mac Step 5 Version 2.jpg
  6. Click the "subset" drop-down menu.
    Type Square Root on PC or Mac Step 6 Version 2.jpg
  7. Click . A list of math symbols will appear.
    Type Square Root on PC or Mac Step 7 Version 2.jpg
  8. Click the Square Root symbol. If you don't see it, you may have to scroll up a little. Clicking the symbol in the list inserts it into your word document.
    Type Square Root on PC or Mac Step 8 Version 2.jpg

[Edit]Using a Windows Keyboard Shortcut

  1. Find your numeric keypad. First, if your keyboard has a separate section on the right side containing 10 numeric keys, you're good to go! If you're using a laptop or an external keyboard that doesn't have a separate numeric keypad section, you may still have a "soft" numeric keypad:
    Type Square Root on PC or Mac Step 9 Version 2.jpg
    • Take a look at the right side of your keyboard, particularly the following keys: 7, 8, 9, U, I, O, J, K, L, M. Do you see smaller numbers printed on these keys? If so, you have a "soft" numeric keypad, which you can activate by using the Number Lock key.
    • Some newer laptops don't have a numeric keypad at all. If this is the case for you, you'll need to try another method.
  2. Turn on Number Lock (if you have a soft numeric keypad). Whether you have a physical 10-key numeric keypad or a soft numeric keypad, you should have a key called Num Lock, NumLk, or similar somewhere in the upper-right area of the keyboard. Sometimes you'll find this key in another place, but start looking there. Once you find it, press it to activate Number Lock.
    Type Square Root on PC or Mac Step 10 Version 2.jpg
    • If your Num Lock key is shared with another key, such as Screen Lock, you may have to hold down the Fn key as you click it to activate Number Lock.
    • To test that Number Lock is working, press the U key—if you see a 4 instead of a U, it's working! If not, try pressing Num Lock again.
  3. Open the document in which you want to insert the square root symbol. You can use this method in any Windows app that allows typing, including your web browser.
    Type Square Root on PC or Mac Step 11 Version 2.jpg
  4. Click the location where you want to insert the symbol.
    Type Square Root on PC or Mac Step 12 Version 2.jpg
  5. Press and hold and type , then , and then . If you're using a soft numeric keypad, type K, (for 2), I (for 5) and then J (for 1). Lift your finger from Alt after you type the 1—the square root symbol should appear.
    Type Square Root on PC or Mac Step 13 Version 2.jpg
    • Do not use the keys in the number row at the top of the keyboard—this will not work! You have to use the numeric keypad, whether it's physical or a soft keypad.
  6. Press the key to turn it off. Now that you have a square root symbol, you can turn off Number Lock. This is especially important if you have a soft numeric keypad, as you'll wind up accidentally typing numbers otherwise.
    Type Square Root on PC or Mac Step 14 Version 2.jpg

[Edit]Using Windows Character Map

  1. Open the document in which you want to insert the square root symbol. You can use this method in any Windows app that allows typing, including your web browser. This is a great alternative to using a keyboard shortcut if you aren't able to do so.
    Type Square Root on PC or Mac Step 15.jpg
  2. Open the Character Map. An easy way to do this is to type into the Windows search bar (next to the Start menu), and then click Character Map in the search results.
    Type Square Root on PC or Mac Step 16.jpg
  3. Check the box next to "Advanced view." It's in the lower-left corner of the Character Map.
    Type Square Root on PC or Mac Step 17.jpg
  4. Type into the "Search for" field. This field is at the bottom of the window.
    Type Square Root on PC or Mac Step 18.jpg
  5. Press or click . Now you'll see the square root symbol at the upper-left corner of the app.
    Type Square Root on PC or Mac Step 19.jpg
  6. Double-click the square root symbol. This places the symbol into the "Characters to copy" box.
    Type Square Root on PC or Mac Step 20.jpg
  7. Click . The square root symbol is now copied to your computer's clipboard.
    Type Square Root on PC or Mac Step 21.jpg
  8. Click the place in your document where you want to insert the symbol. This sets the cursor at the correct place.
    Type Square Root on PC or Mac Step 22.jpg
  9. Press to paste the copied symbol. You can also paste it by right-clicking near the cursor and selecting Paste. The square root symbol now appears in your document.
    Type Square Root on PC or Mac Step 23.jpg

[Edit]Using a Mac Keyboard Shortcut

  1. Open the document in which you want to insert the square root symbol. You can use this method in any Mac app that allows typing, including your web browser.
    Type Square Root on PC or Mac Step 24.jpg
  2. Click the location where you want to insert the square root symbol.
    Type Square Root on PC or Mac Step 25.jpg
  3. Press . This inserts the square root symbol.
    Type Square Root on PC or Mac Step 14.jpg
    • If you're using the Grapher app, press Shift + Option + V instead.[1]

[Edit]Tips

  • You can also just copy and paste the square root symbol from this article into your document. Just highlight the symbol √ with your mouse, right-click it, and then select Copy. Now, right-click the desired location and select Paste to insert the symbol.

[Edit]References

[Edit]Quick Summary

How to Prepare Canvas for Oil Paint

Posted: 03 Aug 2021 05:00 PM PDT

Canvas is one of the most popular surfaces to use oil paints on, because of its availability, affordability, and mild texture. Unlike painting with acrylic or watercolor paints, the canvas must be prepared (typically called "priming") before oil paint is applied to it. The process works the same whether you're working with a pre-stretched canvas or have decided to stretch your own canvas. All of the supplies you'll need to use should be available for purchase at a local art store.

[Edit]Steps

[Edit]Readying the Canvas

  1. Clean the canvas's surface with a paper towel dampened with alcohol. Splash about of isopropyl rubbing alcohol onto a clean paper towel. Rub the damp patch across the surface of the canvas in long, vertical strokes. This will remove any dirt or dust that may have built up on the canvas.[1]
    Prepare Canvas for Oil Paint Step 1 Version 2.jpg
    • Press lightly while you're cleaning the canvas to avoid accidentally tearing it.
  2. Put on a dust mask to avoid inhaling chemicals. Gesso and other products used when oil painting can be toxic if inhaled over a long duration of time. If you're working in an indoor room without a window, put on a dust mask to protect your lungs. Dust masks typically have a rubber band that stretches behind your head to hold the mask in place, and a metal tab that you can pinch in place over the bridge of your nose.[2]
    Prepare Canvas for Oil Paint Step 2 Version 2.jpg
    • If you're working in a very well ventilated area—e.g., outdoors or in a garage with the garage door open—you can skip this step.
  3. Place a strip of artist's tape over the sides of the canvas. Most artists don't apply any oil paint to the upper, lower, and side edges of the canvas (the parts that are stretched around the frame). To keep the gesso off of the sides of the canvas, tear off 4 pieces of tape that are roughly the same length as the 4 sides of the canvas. Place the tape on the canvas's edges with the rear edge of the tape aligned with the back of the wooden frame.[3]

    • You could use masking tape for this step, although it will stick to the canvas less closely than artist's tape would.

[Edit]Applying Primer to the Canvas

  1. Dip a soft priming brush into a can of acrylic gesso. Low-viscosity acrylic gesso is ready to work with straight from the can, and doesn't need to be stirred or mixed with any other primers. Dip your soft-bristled brush into the gesso by about . Lightly tap the brush on the rim of the can to remove excess liquid.[4]
    Prepare Canvas for Oil Paint Step 4 Version 2.jpg
  2. Paint the gesso onto the canvas using straight, long strokes. The canvas only needs a thin layer, so you don't need to lay the gesso on heavy. Work across the canvas in 1 direction (e.g., horizontally or vertically) and paint the gesso on with long strokes. Apply consistent light pressure while painting to make sure that the gesso coat is even across the canvas.[5]

    • Your brush may periodically run out of gesso, depending on the size of the canvas. If it does, just dip it back into the gesso and resume painting.
  3. Wait 2–3 hours for the gesso to dry. Priming a canvas takes some patience, since you'll need to pause and let the priming material dry. This usually takes at least 2 hours.[6] After 2 hours have passed, lightly tap 1 finger on the gesso. If it comes away wet, the primer needs more time to dry.
    Prepare Canvas for Oil Paint Step 6 Version 2.jpg
    • If you don't wait long enough and move on to the next steps while the gesso is still wet, you'd risk messing up the entire canvas preparation.
    • Make sure to cover the can of gesso while the canvas is drying. You don't want the can of gesso to dry out!
  4. Heat the gesso with a hair dryer to speed up the drying process. If you're feeling a little impatient, try using a hair dryer. Set the hair dryer on medium heat and hold it about away from the gesso-covered canvas. Move the dryer back and forth above the canvas to ensure that the gesso coating dries evenly.[7]
    Prepare Canvas for Oil Paint Step 7 Version 2.jpg
    • With a hair dryer, the gesso may only need 5–10 minutes to dry.
  5. Sand the dried gesso surface lightly with 220 grit sandpaper. Move the sandpaper across the surface of the canvas in long, straight strokes. You don't need to press down very hard on the canvas while you're sanding it. Light pressure will be enough to even out the ridges that your paintbrush left behind.[8]

  6. Apply a second gesso layer with the same brush. As before, dip your soft priming brush into the can of gesso. This can be a little bit heavier, since you won't need to apply a third layer on top of it. Paint the gesso on the canvas in long strokes, as before. This time, though, apply the gesso in the opposite direction from the direction of the first layer.[9]

    • So, if you applied the first layer vertically up and down the canvas, apply the second layer horizontally across the canvas.
  7. Let the second layer of gesso dry for another 2–3 hours. It's important that you allow each layer of gesso adequate time to dry before moving on to sanding and painting. As before, if you prefer to speed up the drying process, you can use a hair dryer on medium heat to dry the gesso.[10]
    Prepare Canvas for Oil Paint Step 10 Version 2.jpg
    • Once the primer has dried, sand the second layer just as you did the first.
  8. Apply as many more layers of gesso as you'd like to use. Some artists have strong feelings about the ideal number of gesso layers that should be used to prime a canvas. Experiment with different amounts; you might like the way the canvas looks after 3, 4, or even 5 layers. If you're new to oil painting, though, stick with 2 gesso layers until you've become comfortable priming canvases.[11]
    Prepare Canvas for Oil Paint Step 11 Version 2.jpg
    • Remember to let the canvas dry for 2–3 hours after applying each layer, and to sand down the layer before applying any more gesso or before painting.

[Edit]Things You'll Need

  • Dust mask
  • Artist's tape
  • Canvas
  • Paper towel
  • Rubbing alcohol
  • Low-viscosity acrylic gesso
  • soft priming brush
  • 220 grit sandpaper
  • Hair dryer (optional)

[Edit]Tips

  • If you're a novice painter and would rather not have to prime your own canvases, most art-supply shops will also sell pre-primed canvases. While these canvases will be more expensive than unprimed ones, buying them will save you some time and trouble.[12]

[13]

  • "Gesso" is pronounced with a soft "j" sound, not a hard "g" sound.


[Edit]References

How to Trim Mens Curly Hair

Posted: 03 Aug 2021 09:00 AM PDT

When it comes to trimming curly hair, there are a lot of options for you to consider. Don't worry! There are a few tips and tricks you can try if you don't feel like heading out to the salon. Take a look at some frequently asked questions and answers and see if there's a solution that works for you!

[Edit]Steps

[Edit]How do you trim the top section of men's curly hair?

  1. Use hair cutting shears to trim the top. Hair cutting shears will allow you to leave the top section of the hair a bit longer than the sides and back. Unless the person whose hair you're cutting wants a buzzed, even length over their head, definitely use shears to trim the top so you don't cut too much off.[1]
    Trim Mens Curly Hair Step 1 Version 2.jpg
  2. Leave some length on top for a medium or long-length hairstyle. For a medium-length cut, you might leave the hair or so along the top. For a long-length hairstyle, you can leave the hair at least long, so it can frame the sides of the head.[2]
    Trim Mens Curly Hair Step 2.jpg

[Edit]How do you cut the sides and back of men's curly hair?

  1. Use hair clippers to keep the sides and back short and tapered. Clippers are a great option if you'd like to achieve a clean cut look along the sides and back of the head. Whenever you use clippers, you'll need to pick out the right guard—this is a special cover that helps keep your hair a short, consistent length. The right guard length really depends on how short the person wants the back and sides of their hair to be.[3]
    Trim Mens Curly Hair Step 3 Version 2.jpg
    • Clipper guards are labeled with different numbers—the smaller the number, the shorter the hair will be. For reference, a number 1 guard will leave hair long, while a number 8 guard will leave hair long.[4]
  2. Use shears if you'd like the hair to be longer all around. Let the hair grow out all around the head, and make minor adjustments with a pair of hair cutting shears.[5]
    Trim Mens Curly Hair Step 4.jpg

[Edit]How often should you cut curly hair?

  1. Trim hair every 3 to 6 weeks. Fine-tuned haircuts, like fades, can get pretty unruly if they aren't trimmed and adjusted regularly. Don't worry about trimming hair once every weekend—once a month or so is a good pace to keep up.[6]
    Trim Mens Curly Hair Step 5 Version 2.jpg

[Edit]Is it better to trim curly hair wet or dry?

  1. Dry haircuts have a lot of benefits. Overall, dry haircuts tend to be more precise, and make it a lot easier to spot any split ends. Sometimes, damp hair looks longer than it actually is, which can lead to some unwanted surprises once the haircut is done. Dry cutting makes it a lot easier to tell where the curls will naturally fall, and how they'll look in real time.[7]
    Trim Mens Curly Hair Step 6.jpg

[Edit]What haircut is best for curly hair?

  1. Quiff the hair for a natural, wind-blown look. Quiffed hair is curled upwards, which creates a really posh, sophisticated look. Try out this haircut for a change of pace, or if you'd just like to look a little more elegant while you're out and about.[8]
    Trim Mens Curly Hair Step 7 Version 2.jpg
  2. Keep the hair faded if you're working with an afro. Afros can be tough to work with and manage, especially if they're on the longer side. Instead, try a fade haircut, which keeps the afro longer on the top but shorter and sleeker along the sides and back.[9]
    Trim Mens Curly Hair Step 8.jpg
  3. Shave the sides to create an undercut. Clip sides of the hair so they're super short. Let the curls along the top of the head grow out, which creates a cool contrast between the top and sides of the head.[10]
    Trim Mens Curly Hair Step 9 Version 2.jpg

[Edit]Tips

  • Watch YouTube tutorials so you can follow along with salon experts.[11]


[Edit]References

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