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The measure of three angles of a triangle are (2×), (3×) and (×+60) what is the value of x ?
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The measure of three angles of a triangle are (2×), (3×) and (×+60) what is the value of x ?

User Andrea Scarpino
by
8.3k points

1 Answer

6 votes
Since the sum of the angles of a triangle = 180°

Then (2x)º + (x + 60)º + (3x)º = 180°
(6x)° + 60° = 180°
(6x)° = 180° - 60°
x = 120° ÷ 6
∴ x = 20
User Jbouwman
by
8.4k points
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