EASY
7th CBSE
IMPORTANT
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A circular mirror of radius 21 cm is surrounded by a circular frame of width 3.5 cm. Find the cost of making the frame at 1.50 per cm2. [Take π=227]

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Important Questions on Perimeter and Area

EASY
7th CBSE
IMPORTANT

If the length and the width of a rectangle are each doubled, by what percent is the area increased?

EASY
7th CBSE
IMPORTANT

In a square garden of side 3.5 m, four flower beds were laid out as shown. The remaining area of the garden is 7.25 m2. If all the flower beds are of the same size, find the length of each if the breadth of each flower bed is 50 cm.

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EASY
7th CBSE
IMPORTANT

A table top, in the shape of a parallelogram was polished, which costs 20 per 10 cm2. If the base of the parallelogram is 45 cm and the total cost was 2250, find the altitude of the parallelogram.

EASY
7th CBSE
IMPORTANT

Find the area of the quadrilateral ABCD given that BD=12 cm,AMBD, CNBD, AM=6.2cm, CN=10.8cm..

EASY
7th CBSE
IMPORTANT

A circle with centre at O and radius 3.5 cm is inscribed in the triangle ABC. Find the area of the shaded region in the given figure.

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EASY
7th CBSE
IMPORTANT

A rectangular piece of paper was folded to form the shape shown. What was the area of the piece of paper before it was folded?

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EASY
7th CBSE
IMPORTANT

In triangle ABC, as shown in figure, find the area of triangle ADC.

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EASY
7th CBSE
IMPORTANT
A saree 5.5 m long 1.25 m wide has a zari border 2.5 cm broad along its length on either side. Along the width on one edge the border was 5 cm wide and on the other side the zari was 25 cm wide. Find the area of the zari.