Question

1. Find the square root of:

(i) 2.89
(ii) 33.64
(iv) 75.69
(v) 5.4289

2. Evaluate √2 up to two places of decimal

3. Evaluate √0.4 correct up to two places of decimal.

4. Evaluate √2.8 correct up to two places of decimal.

5. Find the length of each side of a square whose area is equal to the area of a rectangle
13.6 metres and breadth 3.4 metres.

7. Find the square root of:

13
73
942


9. Find the value of V15625 and hence evaluate 156-25 + 11-5625.

10. Evaluate :

(i) 199 x 396
(ii) V147 x 243

12. Three-fifths of the square of a certain number is 126.15. Find the number.​

Answer 1

Answer:

1 (ii) is answer is right

Answer 2

find the square root of 5.4289