1) what angle is 90 degrees a) acute b) right c) obtuse d) Right 2) what angle is this 360 a) straight b) right c) reflex d) obtuse 3) what is the biggest angle a) 180 b) 90 c) 360 d) 400 4) Which one is a straight angle a) 180 b) 360 c) 90 d) 150 5) what is the smallest angle a) obtuse b) acute c) right

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