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Class 8 Maths Chapter 3 Understanding Quadrilaterals Quiz 1 (25 MCQs)

Quiz Instructions

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1. The angle sum of a convex polygon with number of sides n is
2. The angles of a quadrilateral are in the ratio 2:3:5:8, the angles are?
3. If AB and CD are two parallel sides of a parallelogram then,
4. The measures of the three angles of a quadrilateral are 65$^\circ$, 75$^\circ$ and 85$^\circ$. The measure of the fourth angle is
5. The sides of a pentagon are produced in order and exterior angles obtained are of measures x, 2x, (3x+10), (4x+5) and 5x, what will be the value of x?
6. The number of sides of a regular polygon, whose each exterior angle has a measure of 45$^\circ$, is
7. Which of the following is not quadrilateral?
8. What is the measure of ONE interior angle in a regular pentagon (5-sides)?
9. Which of the quadrilateral has all the angles at right angles, opposite sides equal and diagonals bisect each other
10. The sum of measures of all exterior angles in a polygon is
11. What is the name of a 7 sided polygon?
12. What is the measure of ONE interior angle in a regular hexagon (6 sides)?
13. The perimeter of a parallelogram whose parallel sides have lengths equal to 12 cm and 7 cm is:
14. If PQRS is a parallelogram then
15. Sum of measure of the exterior angles of any polygon is
16. The measures of the three angles of the quadrilateral are 65$^\circ$, 75$^\circ$, 85$^\circ$. The measure of the fourth angle is
17. Each of the angles of the square is
18. The number of diagonals of a triangles is .....
19. If a convex polygon has n sides, the no. of diagonals is given by?
20. What is the measure of each interior angle of a regular octagon?
21. A quadrilateral in which only one pair of opposite sides is parallel is a
22. The measure of each exterior angle of a regular polygon of 9 sides is
23. ABCD is a rectangle. Its diagonals meet at O. OA=(3x+5)cm and OB=(2x+9), what is AC?
24. A ..... is both 'equiangular' and 'equilateral'
25. The perimeter of a trapezium is 48 cm. If one of the parallel sides is twice the other and the sum of two non parallel sides is 21 cm, find the length of parallel sides.
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