SOLUTION: given that the angles of a triangle are (2x+20)degree, (x+25)degree and (2x-15)degree calculate the size of each angle
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Question 260399: given that the angles of a triangle are (2x+20)degree, (x+25)degree and (2x-15)degree calculate the size of each angle
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
add them up.
The total equals 180 degrees
(2x+20)+(x+25)+(2x-15)=180
x=30
2x+20=80
x+25=55
2x-15=45
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