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7th CBSE
IMPORTANT
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The area of a square is 200 cm2. The length of its diagonal 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 4
The area of a square field is 0.5 hectare. The length of its diagonal is:
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7th CBSE
IMPORTANT
MATHEMATICS FOR CLASS 7>Chapter 20 - Mensuration>EXERCISE 20G>Q 5
The length of a rectangular field is thrice its breadth and its perimeter is 240 m. The length of the field is:
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7th CBSE
IMPORTANT
MATHEMATICS FOR CLASS 7>Chapter 20 - Mensuration>EXERCISE 20G>Q 6
On increasing each side of a square by 25% , the increase in area will be
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7th CBSE
IMPORTANT
MATHEMATICS FOR CLASS 7>Chapter 20 - Mensuration>EXERCISE 20G>Q 7
The area of a square and that of a square of its diagonal are in the ratio
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7th CBSE
IMPORTANT
MATHEMATICS FOR CLASS 7>Chapter 20 - Mensuration>EXERCISE 20G>Q 8
The perimeters of a square and a rectangle are equal. If their areas be A m2 and B m2, then which of the following is a true statement?
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7th CBSE
IMPORTANT
MATHEMATICS FOR CLASS 7>Chapter 20 - Mensuration>EXERCISE 20G>Q 9
The length and breadth of a rectangular field are in the ratio 5:3 and its perimeter is 480 m. The area of the field is
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7th CBSE
IMPORTANT
MATHEMATICS FOR CLASS 7>Chapter 20 - Mensuration>EXERCISE 20G>Q 10
The length of a room is 15 m. The cost of carpeting it with a carpet 75 cm wide at ₹50 per metre is ₹6000. The width of the room is
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7th CBSE
IMPORTANT
MATHEMATICS FOR CLASS 7>Chapter 20 - Mensuration>EXERCISE 20G>Q 11
The sides of a triangle measure 13 cm, 14 cm and 15 cm. Its area is