True, and it's called an isosceles right triangle :D
They’re all -4 ,, what exactly are you asking ?
A = b * h
b = 8 2/3
h = 5 3/4
A = 8 2/3 * 5 3/4.....turn to improper fractions
A = 26/3 * 23/4
A = 598/12
A = 49 5/6 ft^2 <====
the volume of cylinder is volume of cylinder is for