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Triangle ABC is a right triangle.

m∠A=5x°
m∠B=(3x−4)°
m∠C=90°
What is the value of x?

Respuesta :

grace9269

Answer:

The value of x is 11.75⁰

Step-by-step explanation:

The sum of the angles in a triangle is 180⁰.

Since angle C is 90⁰, the sum of angles A and B is 90⁰.

A + B = 90⁰

5x + (3x - 4) = 90

8x = 90 + 4

8x = 94

x = 94/8

x = 11.75⁰

Therefore,

angle A is 58.75⁰ and

angle B is 31.25⁰

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