MATHEMATICS FOR CLASS 7>Chapter 20 - Mensuration>EXERCISE 20A>Q 7

EASY

7th CBSE

IMPORTANT

Earn 100

The cost of carpeting a room $15 m$ long with a carpet of width $75 cm$ at $₹ 80 per metre$ is $₹ 19200$ . Find the width of the room.

Important Questions on Mensuration

EASY

7th CBSE

IMPORTANT

MATHEMATICS FOR CLASS 7>Chapter 20 - Mensuration>EXERCISE 20A>Q 8

The length and breadth of a rectangular piece of land are in the ratio of

5 : 3

. If the total cost of fencing it at

₹ 24 per metre

is

₹ 9600

, find its length and breadth.

MEDIUM

7th CBSE

IMPORTANT

MATHEMATICS FOR CLASS 7>Chapter 20 - Mensuration>EXERCISE 20A>Q 9

Find the length of the largest pole that can be placed in a hall

10 m

long,

10 m

wide and

5

m

high.

EASY

7th CBSE

IMPORTANT

MATHEMATICS FOR CLASS 7>Chapter 20 - Mensuration>EXERCISE 20A>Q 10

Find the area of a square each of whose sides measures

8.5 m

.

EASY

7th CBSE

IMPORTANT

MATHEMATICS FOR CLASS 7>Chapter 20 - Mensuration>EXERCISE 20A>Q 11

Find the area of the square, the length of whose diagonal is

72 cm

EASY

7th CBSE

IMPORTANT

MATHEMATICS FOR CLASS 7>Chapter 20 - Mensuration>EXERCISE 20A>Q 11

If the area of the square is

k m^{2}

, the length of whose diagonal is

2.4 m

, then find the value of

k

.

EASY

7th CBSE

IMPORTANT

MATHEMATICS FOR CLASS 7>Chapter 20 - Mensuration>EXERCISE 20A>Q 12

The area of a square is

16200 m^{2}

. Find the length of its diagonal.

EASY

7th CBSE

IMPORTANT

MATHEMATICS FOR CLASS 7>Chapter 20 - Mensuration>EXERCISE 20A>Q 13

The area of a square field is

\frac{1}{2}

hectare

. Find the length of its diagonal in metres.

MEDIUM

7th CBSE

IMPORTANT

MATHEMATICS FOR CLASS 7>Chapter 20 - Mensuration>EXERCISE 20A>Q 14

The area of a square plot is

6084 m^{2}

. Find the length of the wire which can go four times along the boundary of the plot.