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Earn +20 ptsQ: How do you know how big an angle is?
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How do you know when to use the big or small numbers on protractor when measuring an angle?
When the angle you are measuring is obviously an obtuse angle (angle above 90 degrees, or when you draw a box in the angle and it turns out bigger than it's supposed to) you use the big numbers. When the angle is obviously acute (opposite definition of obtuse), you use the little numbers.
What is another name for obtuse angle?
A big angle.
How do you know if a angle is a reflex angle?
A reflex angle is one greater than 180o
How big can an acute angle be?
90 degrees
Angle A and angle B are supplementary angle then angle A is a what of angle B?
they add up to 180 so it depends. you have to know one of the measures
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