Answer:
b1 = (2A/h) - b
Step-by-step explanation:
Follow these steps to solve:
A= h ( b1 + b2 ) / 2
2A = h (b1 + b2)
2A/h = b1 + b2
(2A/h) - b2 = b1
b1 = (2A/h) - b2
Answer:
pretty sure C
Step-by-step explanation:
sorry if im incorrect information
not enough information to answer