The Ratio of an angle to its supplement?

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The Ratio of an angle to its supplement?

Question:The ratio of an angle to its supplement is 3:7. Find the ratio of the angle to its compliment.

How do I solve this type of problem? I know it has something to do with proportions, but I'm not sure how...

2006-10-27 13:38:20 · 1 answers · asked by 2 days after my B day :) 2 in Science & Mathematics ➔ Mathematics

1 answers

Use the first statement to find a from a/(180-a) = 3/7
I got a = 54 deg

Then the second ratio is 54/(90-54) = 5/4

2006-10-27 13:53:41 · answer #1 · answered by Steve 7 · 0⤊ 0⤋