omarurquidez2005 omarurquidez2005

03-04-2020
Mathematics

contestada

A right triangle has sides of length 3, 4, and x .Find x if it is the hypotenuse

A right triangle has sides of length 3 4 and x Find x if it is the hypotenuse class=

Respuesta :

jimthompson5910 jimthompson5910

03-04-2020

Answer: D) 5

Work Shown:

a = 3 and b = 4 are the two legs

c = x is the unknown hypotenuse

Use the pythagorean theorem to solve for c

a^2 + b^2 = c^2

3^2 + 4^2 = c^2

9 + 16 = c^2

25 = c^2

c^2 = 25

c = sqrt(25)

c = 5

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