Question

11. Find the square root of the following numbers by repeated subtraction method 225 iv)196

19 121

12. Find the square root by prime factorisation

1) 64 )289 36 iv)1764

13. Can a right triangle with sides 6cm, 8cm and 10cm be formed, give reason.

14. Find the smallest number by which 147 must be multiplied so that it becomes a perfect square.

Also, find the square root of the number so obtained.​

Answer 1

Answer:

13) yes it is possible

Step-by-step explanation:

6 cm put it down and 7 put it right side and 8 cm put it in straight line in left side