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ikadub [295]
3 years ago
8

NEED HELP WITH THIS!

Mathematics
1 answer:
natita [175]3 years ago
8 0

Answer: See below

Step-by-step explanation:

a.

To solve for h, we want to use algebraic properties to isolate h.

A=\frac{1}{2}h(b_1 +b_2)                [multiply both sides by 2]

2A=h(b_1 +b_2)                 [divide both sides by b₁+b₂]

\frac{2A}{b_1+b_2} =h

h=\frac{2A}{b_1+b_2}

---------------------------------------------------------------------------------------------

b.

To solve for b₂, we first multiply both sides by 2. Then, we divide both sides by h. This leaves us with \frac{2A}{h} =b_1+b_2. To get b₂, you subtract both sides by b₁.

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