Question

In ∆ABC A=2x-5° , B=5x+5°, C=3x+50° .find the value of k
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Answer 1

Answer:

x = 13°

Step-by-step explanation:

sum of all angles in a triangle = 180°

A + B + C = 180°

2x - 5 + 5x + 5 + 3x + 50 = 180°

10x + 50° = 180°

10x = 130°

x = 130°/10

x = 13°

Hence, the value of x = 13°