1) Which is a segment? a) b) c) 2) Which is a ray? a) b) c) 3) Which is this angle? a) acute angle b) obtuse angle c) right angle 4) How many acute angles are there in this triangle? a) 1 b) 2 c) 3 5) This is a obtuse angle. a) true b) false 6) This is a straight angle. a) True b) False 7) Less than 90 degree is an acute angle. a) True b) False 8) 152 degree is an obtuse angle. a) True b) False

maths basic of geometry

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