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PLEASE ANSWER WITHIN 15 MINUTES!

PLEASE ANSWER WITHIN 15 MINUTES!-example-1
User Alanmars
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1 Answer

4 votes

Answer:

1) 180°(Angle on a straight line)-45°

=135°

2)180°-90°=90°

3)180°-116°=64°

4)180°-(31°+32°)=117°

5)90°-60°=30°

Explanation:

All angles on a straight line is 180°

A right angle is =90°

User Twfx
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