Question

Solve for b2 in A = 1/2 h(b1+b2), if A = 16, h = 4, and b1 = 3.

Answer 1

--> 16 = 1/2(4) (3 + b2)
--> 16 = 2 (3 + b2)
--> 16 = 6 + 2(b2)
--> 16 - 6 = 2(b2)
--> 10 = 2(b2)
--> 10/2 = b2
--> 5 = b2