#### Term 1 Measurements Three Marks and Five Marks Questions

7th Standard

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Maths

Time : 00:45:00 Hrs
Total Marks : 40
5 x 3 = 15
1. A parallelogram has adjacent sides 12 cm and 9 cm. If the distance between its shorter sides is 8 cm, find the distance between its longer side

2. The area of a trapezium is 828 sq. cm. If the lengths of its parallel sides are 19.6 cm and 16.4 cm, find the distance between them.

3. ABCD is a rhombus. Find x, y, and z

4. Find the altitude ofthe rhombus whose area is 315 cm2 and its perimeter is 180 cm.

5. The floor of a building consists of 2000 tiles which are rhombus shaped and each of its diagonals are 40 cm and 25 cm. Find the total cost of polishing the floor, if the cost per m2 = Rs.5.

6. 4 x 5 = 20
7. Find the area of the rhombus whose side is 17 cm and the height is 8 cm.

8. Calculate the area of the rhombus having diagonals equal to 6 m and 8 m.

9. If the area of the rhombus is 60 sq. cm and one of the diagonals is 8 cm, find the length of the other diagonal.

10. The floor of an office building consists of 200 rhombus shaped tiles and each of its length of the diagonals are 40 cm and 25 cm. Find the total cost of polishing the floor at 45 per sq.m.