EASY
7th ICSE
IMPORTANT
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If the base of a triangle is halved and altitude doubled, then its area is

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Important Questions on Area and Perimeter

MEDIUM
7th ICSE
IMPORTANT
MENTAL MATH>Chapter 12 - Area and Perimeter>Worksheet - 64>Q 8
If the circumference of a circle is 44 cm, then its area is
 
EASY
7th ICSE
IMPORTANT
MENTAL MATH>Chapter 12 - Area and Perimeter>Worksheet - 64>Q 9
If the equal sides of a right angled triangle are 10 cm each, then its area is
 
EASY
7th ICSE
IMPORTANT
MENTAL MATH>Chapter 12 - Area and Perimeter>Worksheet - 64>Q 10
If the breadth of a rectangle is x and its length is thrice its breadth, then its area is
HARD
7th ICSE
IMPORTANT
MENTAL MATH>Chapter 12 - Area and Perimeter>Worksheet - 65>Q 1
A hall is 15 m long, 10 m wide and 5 m high. Its walls and the roof are to be white washed from inside. Find the total area to be whitewashed and the total cost at the rate of ₹ 35 per m2.
 
HARD
7th ICSE
IMPORTANT
MENTAL MATH>Chapter 12 - Area and Perimeter>Worksheet - 65>Q 2
A rectangular plot of size 240 m by 140 m is having two crossroads, each 8 m wide running through its middle. One is parallel to the length and other is parallel to the breadth. Find the area of the crossroads.
HARD
7th ICSE
IMPORTANT
MENTAL MATH>Chapter 12 - Area and Perimeter>Worksheet - 65>Q 3
A wire is in the form of a square of side 27.5 cm. It is rebent into the shape of a circle. Find the area of the circle.
MEDIUM
7th ICSE
IMPORTANT
MENTAL MATH>Chapter 12 - Area and Perimeter>Worksheet - 65>Q 4

In the figure, find the shaded area. 

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MEDIUM
7th ICSE
IMPORTANT
MENTAL MATH>Chapter 12 - Area and Perimeter>Worksheet - 65>Q 5
Find the area enclosed between two concentric circles of radii 4 m and 3 m.