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3 years ago

Someone please help me

Mathematics

1 answer:

olganol [36]3 years ago

8 0

Step-by-step explanation:

A and B are the legs of the triangles.

C is the hypotenuse.

12^2 + x^2 = 20^2

144 + x^2 = 400

-144 -144

x^2 = 256

x = 16

The length of the second leg is 16.

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