This is Transitive Property.
Blame me if you get it wrong :\
Answer:
Step-by-step explanation:
B
Definition of quadratic a formula
= a formula that gives the solutions of the general quadratic equation ax2 + bx + c = 0 and that is usually written in the form x = (-b ± √(b2 − 4ac))/(2a)
Height of triangle = 1/2 height of rectangle = 1/2 (16) = 8
answer
8ft (first one)