A rectangular metal plate is 7 cm long and 5 cm wide. Find the cost of the plate at the rate of Rs 75 per sq cm.

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(a)

A wall of a room is of dimensions 5 m x 4m. lt has a window of dimensions 1.5 m x 1 m and a door of dimensions 2.25 m x 1 m. Find the area of the wall, which is to be painted.

5

(a)

In the given figure, find the area of parallelogram ABCD, if the area of shaded triangle is 9 cm².

5

(a)

In the following figure, ABCD is a square with AB = 15 cm. Find the area of the square BDFE.

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(a)

In the following figures, perimeter of  \(\Delta\)ABC = perimeter of  \(\Delta\)PQR. Find the area of  \(\Delta\)ABC.

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(a)

Find the ratio of areas of  \(\Delta\)MNO, \(\Delta\)MOP and \(\Delta\)MPQ in the following figure

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(a)

(a) Taj Mahal stands on a square platform that is 95.40 m on each side. What is the area of this square platform in square metres?
(b) The floor area of the main building is 3214 m². What is the area of the part of the platform that is not covered by the main building?

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(a)

In the following figure, find the area of the given figure.

5

(a)

A rectangular lawn is 30 m by 20 m. If has two roads each 2 m wide running in the middle of it, one parallel to the length and other parallels to the breadth. Find the area of the roads.

5

(a)

A square park has each side 50 cm. At each corner of the park, there is a flower bed in the form of a circle whose radius 7 m, as shown in the figure, find the area of remaining part of two park.

5

(a)

A copper wire, when bent in the form of a square encloses an area of 121 cm² . If the same wire is bent in the form of a circle, find the area enclosed by it.

5

(a)

Find the height of the wall whose length is 4 m and which can be covered by 2400 tiles of size 25 cm by 20cm.

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(a)