The ratio of the measure of two supplementary angles is 3:7. Find the measure of each angle.
asked Apr 18, 2012 in Geometry Answers by anonymous

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2 Answers

let the first angle be 3x and second angle be 7x

now their sum must be equal to 180

so 3x+7x=180

10x=180

x=18

now first angle is 3x so 3 x 18=54

and 7 x 18 =126
answered Mar 2, 2014 by shikha singh (400 points)
let the first angle be 3x and second angle be 7x now their sum must be equal to 180
so 3x+7x=180

10x=180

x=18

now first angle is 3x so 3 x 18=54

and second angle is 7x so 7 x 18 =126 hence found
answered Mar 2, 2014 by shikha singh (400 points)
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