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Find the measure of arc ZY
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1 vote
Find the measure of arc ZY

Find the measure of arc ZY-example-1
User Umassthrower
by
7.7k points

1 Answer

5 votes

Answer:

142

Explanation:

8a-9=7a+1

a=10

7(10)+1=71

71x2=142

User Stonecharioteer
by
8.3k points
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