Question

help FaN AND MEDAL

Answer 1

What's your question?

Answer 2

it is right angle triangle

Answer 3

use pythagorse theorm

Answer 4

\[side =\sqrt{(3x)^2+y^2}\]

Answer 5

Ah, I see. In order to find the length of the missing side of a triangle, you use the expression a^2 + b^2 = c^2
So here, plug in the missing sides:
3x^2 + y^2 = c^2 where c represents the missing side.

Answer 6

9x2

Answer 7

to get c alone, find the square root of both sides. The result would be the expression gorv has posted.