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S.chand books class 8 maths solution chapter 25 Areas of Rectilinear Figures exercise 25 C

EXERCISE 25 C
1.Find the area of each of the following parallelogram whose base=340mm , height=17cm.

2.The adjacent sides of a parallelogram are 8m and 5m .The distance between the longer sides is 4m. What is the distance between the shorter sides ?

3.The area of a parallelogram is 98cm^2 and its altitude is twice the corresponding base. Find the altitude of the parallellogram.

4.A parallelogram has a length of 15cm and a height of 20cm. It is divided into two congruent triangles. What is the area of each triangle ?

5.The two adjacent sides of a parallelogram are 60m and 40m and one of the diagonals is 80m long. What is the area of the parallelogram ?

6.The area of a paralleogram and square are the same. The perimeter of the square is 84cm and the base of the parallelogram is 7cm, find the height of the parallelogram.

7.Find the area of the rhombus whose base (b)=2.5cm and height (h)=13.2cm

8.Find the area of rhombus ABCD in each case.
(i) AC=8cm , BD=10cm
(ii) ac=15cm , BD=36cm

9.The area of a rhombus is 72cm^2 . If one of its dagonals is 18cm, what is the length of the other diagonal ?

10.The area of a rhombus is 2016 cm^2 and its sides are each equal to 63 cm. Find its height,

11.The perimeter of a rhombus is 40cm and the length of one of its diagonals is 16cm. Find its area.

12.Two fields in the shape of parallelogram and rhombus are equal in area. The diagonals of rhombus are 110m and 44m , respectively. If one of the sides of the parallelogram is 88m, find its altitude.

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