Angles in Triangles and Polygons

Angles in Triangles and Polygons - Angles in Triangles and...

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1 Angles in Triangles and Polygons Form 2 Section A Multiple Choice Questions 1. In the figure, find y . A. 40 o B. 45 o C. 50 o D. 55 o 2. In the figure, find ACB. A. 10 o B. 50 o C. 100 o D. 130 o o 3. In the figure, find a . A. 30 o B. 32 o C. 33 o D. 35 o 4. In the figure, find x . A. 84 o B. 98 o C. 122 o D. 130 o 5. The sum of interior angles of a polygon is 3060 o . Find the number of sides of the polygon. A. 17 B. 18 C. 19 D. 20 2 y 70 o 140 o E D C B A A B C D x +20 o 2 x 5 x a 3 a D C A B F E D C B A 38 o 60 o 24 o x
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6. In the figure, find ACB. A. 37 o B. 35 o C. 33 o D. 27 o 7. In the figure, find x . A. 42 o B. 46 o C. 48 o D. 52 o 8. Find the sum of the 6 marked angles in the figure. A. 540 o B. 580 o C. 640 o D. 720 o 9. The size of each exterior angle of a regular polygon is 30 o . How many sides are there in the polygon? A. 11 B. 12 C. 13 D. 14 10. Each interior angle of a regular polygon is 144 o larger than each exterior angle. How many sides are there in the polygon? A.
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Angles in Triangles and Polygons - Angles in Triangles and...

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