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Find all anglesmaths 7th |
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Answer» :The MEASURE of all angles are 60°, 90° and 30°Step-by-step explanation ::To Find :-The anglesGiven that,The given unknown angles are 4X, 6x and 2xSolution :-As we know that,SUPPLEMENTARY angles MEASURES 180°,4x + 6x + 2x = 180°➠ 4x + 6x + 2x = 180➠ 10x + 2x = 180➠ 12x = 180➠ x = 180/12➠ x = 15The value of x is 5.According the question,The measure of the angles are -:➠ 4x = 4*15 = 60°➠ 6x = 6*15 = 90°➠ 2x = 2*15 = 30°Now, Verification➠ 4x + 6x + 2x = 180°Putting the measure of the angles,➠ 60 + 90 + 30 = 180➠ 140 + 30 = 180➠ 180 = 180L.H.S = R.H.SHence, Verified! |
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