SOLUTION: The ration of an angle to its supplement is 3:7. Find the ratio of the angle to its complement.

Question 158166: The ration of an angle to its supplement is 3:7. Find the ratio of the angle to its complement.
Answer by Earlsdon(6294) (Show Source): You can put this solution on YOUR website!
Let the angle be A, then its supplement would be 180-A. The problem description states that the ratio of these two is 3:7, so...
Cross multiply.
Simplify.
Add 3A to both sides.
Divide both sides by 10.
degrees.
Now you are to show the ratio of the angle A to its complement.
The complement of angle A is 90-A, so the ratio is:
=
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