FAST (will give brainilyist) solve for A

asked Dec 4, 2022 219k views

5 votes

FAST (will give brainilyist)
solve for A

3.6k points

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5 votes

Answer:

a = 4
√(5)

Explanation:

pythagorean theorem:

a² + 8² = 12²

a² + 64 = 144

a² = 80

a =
√(80)

a =
√(4) ·
√(4) ·
√(5) which simplifies to be 4
√(5)

DniHze answered Dec 11, 2022

3.4k points

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