MATHEMATICS FOR CLASS 7>Chapter 20 - Mensuration>EXERCISE 20G>Q 24

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7th CBSE

IMPORTANT

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The area of a rectangle $144 m$ long is the same as that of a square of side $84 m$ . The width of the rectangle is:

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Important Questions on Mensuration

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7th CBSE

IMPORTANT

MATHEMATICS FOR CLASS 7>Chapter 20 - Mensuration>EXERCISE 20G>Q 25

The ratio of the area of a square of side $a$ and that of an equilateral triangle of side $a$ is:

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7th CBSE

IMPORTANT

MATHEMATICS FOR CLASS 7>Chapter 20 - Mensuration>EXERCISE 20G>Q 26

The area of a square is equal to the area of a circle. What is the ratio between the side of the square and the radius of the circle?

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7th CBSE

IMPORTANT

MATHEMATICS FOR CLASS 7>Chapter 20 - Mensuration>EXERCISE 20G>Q 27

Each side of an equilateral triangle is equal to the radius of a circle whose area is

154 {cm}^{2}

. The area of the triangle is:

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IMPORTANT

MATHEMATICS FOR CLASS 7>Chapter 20 - Mensuration>EXERCISE 20G>Q 28

The area of a rhombus is

36 {cm}^{2}

and the length of one of its diagonals is

6 cm

. The length of the second diagonal is:

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7th CBSE

IMPORTANT

MATHEMATICS FOR CLASS 7>Chapter 20 - Mensuration>EXERCISE 20G>Q 29

The area of a rhombus is

144 {cm}^{2}

and one of its diagonals is double the other. The length of the longer diagonal is:

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IMPORTANT

MATHEMATICS FOR CLASS 7>Chapter 20 - Mensuration>EXERCISE 20G>Q 30

The area of a circle is

24.64 m^{2}

. The circumference of the circle is:

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IMPORTANT

MATHEMATICS FOR CLASS 7>Chapter 20 - Mensuration>EXERCISE 20G>Q 31

[Take $π = \frac{22}{7}$ ]

The area of a circle is increased by $22 {cm}^{2}$ when its radius is increased by $1 cm$ . The original radius of the circle is

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IMPORTANT

MATHEMATICS FOR CLASS 7>Chapter 20 - Mensuration>EXERCISE 20G>Q 32

The radius of a circular wheel is

1.75 m

. How many revolutions will it make in travelling

11 km

?