Mathematics, 20.01.2021 01:00 khanhlan7213
The sum of the measures of the angles of a triangle is 180. The sum of the measures of the second and third angles is nine times the measure of the first angle. The third angle is 20 more than the second. Let x, y, and z represent the measures of the first, second, and third angles, respectively. Find the measures of the three angles.
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The sum of the measures of the angles of a triangle is 180. The sum of the measures of the second an...
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