Question

find the smallest whole number by which 180 should be multipled so as to get a perfect square number, also find the square root of number obtained​

Answer 1

Answer:

Answer is 5

Step-by-step explanation:

By prime factorisation,

We get, 180 = 3 x 3 x 2 x 2 x 5

Here, 3 and 2 are in pair but 5 needs a pair to make 180 a perfect square.

.

180 needs to be multiplied by 5 to become a perfect square.

Thus, Answer = 5

Answer 2

Answer:

trial and error method

use 5

180 * 5= 900

root of 900 is 30