1. The measure of each angle of a regular hexagon is?
(a) 900 (b) 1200
2. Each interior angle of a regular polygon is 1500. The number of sides of the polygon is:(a) 4 (b) 8
(c) 12 (d) 16
3. How many diagonals are there in an octagon?
(a) 8 (b) 16
(c) 20 (d) 18
4. A polygon has 35 diagonals. The number of sides of the polygon is:
(a) 4 (b) 6
(c) 8 (d) 10
5. The angles of a quadrilateral are in the ratio 3:4:5:6, the largest side is:
(a) 1200 (b) 1300
(c) 1100 (d) 800
6. The angles of a pentagon are in the ratio 1:2:3:5:9, the largest angle is:
(a) 810 (b) 1350
(c) 2430 (d) 2490
7. The difference between the interior and exterior angles of a regular polygon is 600 .The number of sides in the polygon is:
(a) 4 (b) 5
(c) 6 (d) 8
8. The ratio between the number of sides of two regular polygon is 1:2 and the ratio between their interior angles 2:3. The number of sides of these polygons are respectively:
(a) 4, 8 (b) 5, 9
(c) 4, 10 (d) 6, 8
9. There are 5boys and 3girls. In how many ways can they be seated ina row so that all the three girls do not sit together?
(a) 38000 (b) 18000
(c) 36000 (d) 19000
10. A letter lock consists of three rings each marked with 10 different letters. In how many ways it is possible make an unsuccessful attempt to open the lock:
(a) 27 (b) 1000
(c) 720 (d) 999
Answers:
1 b 2 c 3 c 4 d 5 a
6 c 7 c 8 a 9 c 10 d
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