Which two square roots are used to estimate square root of 43?

square root of 49 and square root of 64
square root of 25 and square root of 36
square root of 26 and square root of 64
square root of 36 and square root of 49

I'm not sure on this question, could I get a bit of help? Thanks!

1 answer

two numbers with known roots ... that have 43 located between them