Question

The area A of a trapezoid is given by the formula A = 0.5(b + B)h, where b and B are the sizes of the bases and h the size of the height of the trapezoid. Express B in terms of A, b and h.

Answer 1

A = (1/2) (b + B) h
2A = (b + B)h
2A/h = b + B
B = 2A/h - b

Answer 2

how did you get (1/2) ?

Answer 3

1/2 means 0.5

Answer 4

I understand, thanks ^^

Answer 5

Anytime.