Question

If the square root of x = 9, then x is between___

A) 15 and 20
B) 2 and 3
C) 80 and 90
D) 4 and 5​

Answer 1

D.






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Answer 2

D 80 and 90

Explanation:

using reverse problem solving

square root x = 9 then

9 squared =81

81 between 80 and 90