Respuesta :

Answer:

Solve by using the steps of the Pythagorean Theorem. The answer is down below.

Step-by-step explanation:

1) a^2 + b^2 = c^2

2) 15^2 + 20^2 = c^2

3) 225 + 400 = c^2

4) 625 = c^2

5) √625 =  √c^2

6) 25=c

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