Question

i need help with this problem and if anyone could explain on how to solve for it i would appreciate it

Answer 1

can it be more than 15? or less than 15?

Answer 2

less then or equal to

Answer 3

but thats wat it shows in the problem i think

Answer 4

'at least' 15 ... so the smallest it can be is 15

A >= 15 or turned about is:

15 <= A is out format, which narrows the options

Answer 5

now the information tells us what A is defined as: is it defined as the square of D, or the sqaureroot of D?

Answer 6

ok i got the answer its C so thanks for the help i understand it now

Answer 7

:) good luck