50 degrees because 50+50= 100 +80 = 180 and there is 180 degrees in a triangle
Answer:
The answer would be D, or 
Step-by-step explanation:
A is 540
B is 30
C is 720
D is 360
Hey there!
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ANSWER: 
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EXPLANATION:</h2>
Ratio of 
If you want to get the ratio, you should multiply the numerator(7) and denominator(3) by 2.

So your answer is:

Hope this helps!
