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m∠1=

40
80
160

Need help m∠1= 40 80 160-example-1

1 Answer

4 votes
we know that

The measure of the interior angle is the half-summit of the arcs that comprise it and its opposite

then
m∠1=[50+30]/2--------> m∠1=40°

the answer is
m∠1=40°

User Christian Riesen
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