Secondary School (English Medium) (5 to 8) कक्षा ८ - CBSE Question Bank Solutions for Mathematics

The area of a square plot is `101 1/400`m². Find the length of one side of the plot.

If three angles of a quadrilateral are each equal to 75°, the fourth angle is ______.

The angles of a quadrilateral are in the ratio 1 : 2 : 3 : 4. The smallest angle is ______.

A quadrilateral has three acute angles. If each measures 80°, then the measure of the fourth angle is ______.

Which of the following can be four interior angles of a quadrilateral?

The angles P, Q, R and S of a quadrilateral are in the ratio 1:3:7:9. Then PQRS is a ______.

The sum of all ______ of a quadrilateral is 360°.

A quadrilateral can be constructed uniquely if its three sides and ______ angles are given.

The polygon in which sum of all exterior angles is equal to the sum of interior angles is called ______.

Sum of all the angles of a quadrilateral is 180°.

In a quadrilateral PQRS, ∠P = 50°, ∠Q = 50°, ∠R = 60°. Find ∠S. Is this quadrilateral convex or concave?

Three angles of a quadrilateral are equal. Fourth angle is of measure 120°. What is the measure of equal angles?

Which of the following shapes has a vertex?

In the figure,   the number of faces meeting at B is ______.

A solid figure with only 1 vertex is a ______.

Total number of faces in a pyramid which has eight edges is ______.

The number of edges in a parallelogram is 4.

How many faces does the following solid have?

Tetrahedron

How many faces does the following solid have?

Hexahedron

How many faces does the following solid have?

Octagonal Pyramid