In triangle abc angle A =2x-5 angle B =5x +5 angle c = 3x +50 find the value of x angle a angle b angle c
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Angle Sum Property of triangle will be used.
2x-5+5x+5+3x+50=180
10x+55-5=180
10x=180-50
10x=130
x=13
A=2x-5=2*13-5=26-5=21
B=5x=5 = 5*13-5 = 65+5 =70
C= 3x+50 = 3*13+50 =39+50 =89
A+B+C=21+89+70 = 180
Hence Proved
2x-5+5x+5+3x+50=180
10x+55-5=180
10x=180-50
10x=130
x=13
A=2x-5=2*13-5=26-5=21
B=5x=5 = 5*13-5 = 65+5 =70
C= 3x+50 = 3*13+50 =39+50 =89
A+B+C=21+89+70 = 180
Hence Proved
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