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

How many faces does the following solid have?

Octahedron

How many vertices does the following solid have?

Cone

How many vertices does the following solid have?

Cylinder

How many vertices does the following solid have?

Sphere

How many vertices does the following solid have?

Octagonal Pyramid

How many vertices does the following solid have?

Tetrahedron

How many vertices does the following solid have?

Hexagonal Prism

How many edges does the following solid have?

Sphere

How many edges does the following solid have?

Octagonal Pyramid

How many edges does the following solid have?

Hexagonal Prism

How many edges does the following solid have?

Kaleidoscope

Find the number of faces in the given shape:

The sum of –7pq and 2pq is ______.

a(b + c) = a × ____ + a × _____.

On simplification `(3x + 3)/3` = ______.

Add:

7a²bc, –3abc², 3a²bc, 2abc² 

Add:

9ax + 3by – cz, –5by + ax + 3cz

Add:

xy²z² + 3x²y²z – 4x²yz², – 9x²y²z + 3xy²z² + x²yz² 

Add:

5x² – 3xy + 4y² – 9, 7y² + 5xy – 2x² + 13

Add:

2p⁴ – 3p³ + p² – 5p + 7, –3p⁴ – 7p³ – 3p² – p – 12