1. If a side of an  equilateral triangle is x cm, then its perimeter will be

2. The perimeter of a rectangle is 196 m. If its length is 52.5 m, find its breadth.

3. The area of a square is 49 square cm. What is the length of one side of the square ?

4. A swimming pool has a width of 6 m. The perimeter of the pool is 34 m. What is the length of the pool in metres?

5. In the adjoining figure, find the area of the shaded region. If AB = 10 cm, BC = 5 cm and DH = 4 cm.

6. What will be the breadth of a rectangular plot of land, if its area is 440 m² and the length is 22 m.

7. The perimeter of a polygon is 16 cm. The area of polygon is 16 cm². The shape of the polygon is a:

8. How many square tiles with dimension 6 cm can be fixed on a small surface whose length and breadth are 42 cm and 30 cm respectively?

9. What is the area of a square with side length 8 cm?

10. A rectangle has a length of 10 cm and a breadth of 4 cm. What is its perimeter?

11. The base of a triangle is 12 cm and its height is 5 cm. What is the area of the triangle?

12. A square has a perimeter of 36 cm. What is the length of one side?

13. A rectangle has length 15 cm and breadth 7 cm. What is its area?

14. A triangle has sides 5 cm, 6 cm, and 7 cm. What is its perimeter?

15. What is the perimeter of a square whose area is 100 cm²?