Question

A=1/2h (b1 + b2) for h

Answer 1

A=1/2*h*(b1+b2)

2A=h*(b1+b2) , multiply both sides by 2 to cancel the 1/2

h=2A/(b1+b2) , divide both sides by (b1+b2) to cancel the (b1+b2

hope this helps kiddo!