Secondary School (English Medium) (5 to 8) इयत्ता ७ - CBSE Question Bank Solutions for Mathematics

Give three examples of shapes with no line of symmetry.

What other name can you give to the line of symmetry of an isosceles triangle?

What other name can you give to the line of symmetry of a circle?

Here is an incomplete net for making a cube. Complete it in at least two different ways. Remember that a cube has six faces. How many are there in the net here? (Give two separate diagrams. If you like, you may use a squared sheet for easy manipulation.)

Fill in the following blanks:

[Are these equivalent ratios?]

The next number in the pattern –62, –37, –12 is ______.

Identify the numerical coefficient of term (other than constant) in the following expression:

1 + t + t² + t³

Identify the numerical coefficient of term (other than constant) in the following expression:

x + 2xy + 3y

Identify the numerical coefficient of term (other than constant) in the following expression:

100m + 1000n

Identify the numerical coefficient of term (other than constant) in the following expression:

− p²q² + 7pq

Identify the numerical coefficient of term (other than constant) in the following expression:

1.2 a + 0.8 b

Identify the numerical coefficient of term (other than constant) in the following expression:

3.14 r²

Identify the numerical coefficient of term (other than constant) in the following expression:

2(l + b)

Identify the numerical coefficient of term (other than constant) in the following expression:

0.1 y + 0.01 y²

Identify term which contain x and give the coefficient of x.

13y² − 8yx

Identify term which contain x and give the coefficient of x.

x + y + 2

Identify term which contain x and give the coefficient of x.

5 + z + zx

Identify term which contain x and give the coefficient of x.

1 + x + xy

Identify term which contain x and give the coefficient of x.

12xy² + 25

Identify term which contain x and give the coefficient of x.

7x + xy²