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Pls answer with working out
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4 votes
Pls answer with working out

Pls answer with working out-example-1
User Cmrichards
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1 Answer

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It is a pentagon so the sum of the angles is 520, therefore:
75+140+2x+5x+3x+5=520
80+140+2x+5x+3x=520
220+2x+5x+3x=520
2x+5x+3x=300
10x=300
x=30

Hope this helps :)
User Moise
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8.0k points
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