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MariettaO [177]
2 years ago
9

Allus

Mathematics
1 answer:
Darina [25.2K]2 years ago
5 0

Answer:

Step-by-step explanation:

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Answer:

16, see below :)

Step-by-step explanation:

Hello!

We can use the pythagorean theorem because one of the angles is 90 degrees. According to the theorem, a^2 + b^2 = c^2

a is 12, b is unknown, and c is 20

Now we use the theorem

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You are not asking any question. Maybe you want the way how to write it. If so:

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The answer is -8 because -4x2 is -8
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