1) Number of angles in a triangle a) 3 b) 2 c) 1 d) 4 2) Number of vertices of a triangle a) 1 b) 2 c) 3 d) 4 3) Value of zero angle a) 25 b) 0 c) 45 d) 90 4) Standard unit of angle a) Degree b) Vertex c) Metre d) Litre 5) Two rays forming an angle are called a) Vertex b) Arms c) Points d) None 6) Measure of straight angle a) 0 b) 100 c) 180 d) 90 7) Number of right angles in a straight angle a) 3 b) 4 c) 1 d) 2 8) Which is an obtuse angle a) 89 b) 90 c) 100 d) 45 9) Number of arms of an angle a) 1 b) 3 c) 2 d) 4 10) Which is an acute angle a) 15 b) 95 c) 180 d) 100

class 3 angles

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