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15 votes
Triangle ABC is a right triangle.

• MZA = 5xº
• m2B = (3x – 4)º
• m2C = 90°
What is the value of x?
ASAP

User Jkrist
by
4.5k points

1 Answer

7 votes

9514 1404 393

Answer:

x = 11.75

Explanation:

The sum of the two acute angles in this right triangle is 90°.

5x +(3x -4) = 90

8x = 94

x = 94/8 = 47/4

x = 11.75

_____

The angles are ∠A=58.5° and ∠B=31.5°.

User Talal Absar
by
4.4k points