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11 votes
11 votes
If two supplementary angles are 10x* and (2x-30)*, find the angles

User Paniclater
by
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1 Answer

13 votes
13 votes

Answer:

175 ; 5

Explanation:

Supplementary angles sums up to 180

10x + 2x - 30 = 180

12x - 30 = 180

12x = 180 + 30

12x = 210

x = 210/12 = 17.5

10x = 10*17.5= 175

2*17.5 - 30 = 35 - 30 = 5

User SamH
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3.3k points