Question

What is the value of a?
6/2
9
8V
36v2​

Answer 1

The answer is A

Explanation:

Edg2020

Answer 2

Explanation:

a= the height of the triangle=h

`h^(2) = ef`

by ef, e= 18 & f=4

so...

`h^(2) = 18 * 4 = 72`

so you put both of them in a square root

`√(h) = √(72)`

so the answer will be

`h = √(72) = 6 √(2)`