How to find the value of x in angles

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Find the value of x and angles of the triangle

Answered by admin @


THE SUM OF THREE ANGLE OF A TRIANGLE IS 180 °.

SO.

2x-30 + 3x-50 + x+20 = 180.

6x -60 =180.

x-10 =30.

X= 40.

Angles are...(2 *40 -30)= 50°.

(3 *40 - 50) = 70°. (40+20)= 60°.


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