Question

The angles of a triangle (x-40) (x-30) (x/2+10). Find the value of x

Answer 1

hey
here is your answer
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sum of all angle of a triangle is 180°

so

(x-40)+(x-30)+(x/2+10)=180°
x-40+x-30+x/2+10=180°
2x+x/2-60=180°
( 4x+x)/2=180+60
5x/2=240
x=240×2/5
x=96
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thanks

Answer 2

Answer:

I hope it is helpful.........................