Question

https://gyazo.com/fecb92ba407a74e4339a87cf39b6d329

Answer 1

what is the perfect square you know which is the nearest to 18 ?

Answer 2

9

Answer 3

yes you're smart because 16 is the nearest but it ain't the factor of 18

Answer 4

so 18 = 9 times 2

Answer 5

yes

Answer 6

so it is C.)

Answer 7

\[\sqrt{9*2} \]

Answer 8

no no , it's B

Answer 9

wait what

Answer 10

9 is the perfect square of 3 ;
\[\sqrt{9*2} = \sqrt{3^{2}*2} = 3\sqrt{2}\]