Question

Using the ratio of perfect squares method, what is square root of 53 rounded to the nearest hundredth?

Do not use your calculator to answer this question. Use the ratio of perfect squares method.

Answer 1

53 is not a perfect square and whereby not using a calculator, 53 is between the perfect squares of 49 and 64. Hence the answer should be between 7 and 8. since 53 is closer to 49, then the answer should be close to 7. use a calculator to verify