Question

A sail boat has a sail in the shape of an isosceles triangle. the base of the triangle is 16 feet in length. the height of the sail is 20 feet. find the total length of the diagonals of the sail.

I NEED HELP!!

Answer 1

160 feet^2

Explanation:

base x high x 1/2

hope i'm right

Answer 2

i’m not sure if you’ve learnt Pythagoras theorem but here