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Please help this is due soon!!! :( Please explain with explanation and answer pls

Please help this is due soon!!! :( Please explain with explanation and answer pls-example-1
User IMSoP
by
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1 Answer

7 votes

Answer for A:

x = -56/31

Explanation:

The total angle for a pentagon is 360°

100 + 20(-56/31) + 140 + 160 - 5(-56/31) + 16(-56/31) + 16 = 360

100 + -36.1290322581 + 140 + 160 + 9.03225806452 + 28.9032258065 + 16 = 360

If you copy that into a calculator you will get

360°

Answer for B:

The angle for C, rounded to the nearest tenth, is 44.9°

User Matb
by
8.5k points

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