Question

which two square roots are used to estimate 43 a 25 and 36 b 36 and 49 c 49 and 64 d 25 and 64

Answer 1

I will rewrite the question:
Which two square roots are used to estimate the square root of 43?
a 25 and 36
b 36 and 49
c 49 and 64
d 25 and 64

What are the first few perfect squares?

Number Square
1 1
2 4
3 9
4 16
5 25
6 36
7 49
8 64
9 81
10 100

Can you figure out from the above table between which two perfect squares 43 falls?

Answer 2

25 and 49

Answer 3

43 falls between 36 and 49

Answer 4

so the answer is b

Answer 5

yes.