Question

I really really need help fast please

Answer 1

-4.24264069; -4.2 (nearest tenth); -4.24 (nearet hundreths)

Explanation:

square root of 72 = 8.48528137 or 8.5 (rounding to tenths)

square root of 2 = 1.41421356 or 1.4

square root of 128 = 11.3137085 or 11.3