hannahsteria1 hannahsteria1

09-06-2018
Mathematics

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Please help me find the measure of the angle

Please help me find the measure of the angle class=

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jinc0930 jinc0930

09-06-2018

The shape has 9 sides.
equation: (n-2)180 n =number of sides
(9-2)180=1260
1260/9= outer angle(2x)=140

x=140/2=70

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