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30-06-2020
Mathematics

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What is the value of x?
A-17
B-20
C-28
D-38

What is the value of x A17 B20 C28 D38 class=

Respuesta :

30-06-2020

Answer:

B

Step-by-step explanation:

Let's use the Pythagorean Theorem.

x² + 21² = 29²

x² + 441 = 841

x² = 400

x = 20

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