1) What angle is this? a) acute b) obtuse c) right 2) What angle is this? a) acute b) obtuse c) right 3) What angle is this? a) acute b) obtuse c) right d) straight 4) How many degrees is a right angle? a) 20 º b) 180 º c) 50 º d) 90 º 5) Which degree could be for an acute angle? a) 99 º b) 180 º c) 100 º d) 20 º 6) Which degree could be for an obtuse angle? a) 20 º b) 45 º c) 120 º d) 90 º 7) What angle is this?  a) acute b) obtuse c) right 8) What angle is this?  a) acute b) obtuse c) right 9) What angle is this?  a) acute b) obtuse c) right 10) What angle is this?  a) acute b) obtuse c) right

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