the angles of a triangle measure the 3x ,3x+10,and 3x-10.find the value of x and calculate each other
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the angles of a triangle measure the 3x ,3x+10,and 3x-10.find the value of x and calculate each other
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Step-by-step explanation:
a + b + c = 180 ( sum of all angles of triangle = 180 °)
3x + 3x + 10 + 3x -10 = 180°
9x + 0 = 180°
x = 180°/ 9
x = 20°
a = 3x = 3×20 =60°
b= 3x + 10 = 3 × 20 +10 = 70°
c = 3x - 10 = 3× 20 -10 = 50 °
hope it helps !
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