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just some things u do

2006-11-28 12:19:33 · 2 answers · asked by N/A 3 in Science & Mathematics Physics

2 answers

Well, you know that 180 degrees is a straight line. 90 degrees is perfectly square (well, one corner of a square anyway.) 45 degrees is half of 45 degrees - it's a common angle to see in geometry class.

Try using your protractor to draw out some common angles that will help you eyeball - 180, 90, 45, 75, 30, 10, etc. Study these to help your estimation skills. Best of luck!

2006-11-28 12:33:42 · answer #1 · answered by Heidi 7 · 0 0

Eyeball it!

Compare with what 90 and 180 angles look like. If it looks like 3 of them would make a right angle then it's 30 deg...

2006-11-28 20:25:10 · answer #2 · answered by modulo_function 7 · 0 0

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