Secondary School (English Medium) (5 to 8) इयत्ता ८ - CBSE Question Bank Solutions

Is it possible to have a regular polygon with measure of each exterior angle as 22°?

Can it be an interior angle of a regular polygon? Why?

What is the minimum interior angle possible for a regular polygon? Why?

Construct the following quadrilaterals.

Quadrilateral MORE

MO = 6 cm

OR = 4.5 cm

∠M = 60°

∠O = 105°

∠R = 105°

Construct the following quadrilaterals.

Quadrilateral PLAN

PL = 4 cm

LA = 6.5 cm

∠P = 90°

∠A = 110°

∠N = 85°

Construct the following quadrilaterals.

Parallelogram HEAR

HE = 5 cm

EA = 6 cm

∠R = 85°

Construct the following quadrilaterals.

Rectangle OKAY

OK = 7 cm

KA = 5 cm

Find the square of the given number.

32

Find the square of the given number.

35

Find the square of the given number.

86

Find the square of the given number.

93

Find the square of the given number.

71

Find the square of the given number.

46

Write a Pythagorean triplet whose one member is 6.

Write a Pythagorean triplet whose one member is 14.

Write a Pythagorean triplet whose one member is 16.

Write a Pythagorean triplet whose one member is 18.

Find the cube root of the following number by the prime factorisation method.

64

Find the cube root of the following number by the prime factorisation method.

512

Find the cube root of the following number by the prime factorisation method.

10648