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Mathematics 20 Online
OpenStudy (anonymous):

A triangle has angles whose measures are x, 2x and 3x. What is the measure of the smallest angle?

OpenStudy (shinalcantara):

note that a triangle has the sum of interior angles as 180

OpenStudy (shinalcantara):

then you'll have the equation as: x + 2x + 3x = 180 solve for x

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