Answer:
The formula for the area of a triangle is A=2/1bh
where b
is the base and h
is the height.
Using the image you sent, I can plug in the values of b=8.7
feet and h=4
feet.
So, the area of the triangle is A=2/1(8.7)(4)=17.4
square feet.
I hope this helps
Explanation: