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What is the value of x
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What is the value of x

What is the value of x-example-1
User Mehraban
by
6.6k points

1 Answer

4 votes
Sum of interior angles of polygon:
= 180(n - 2)
= 180(5-2)
= 180(3)
= 540

so
2x = 540 - (90+100+70)
2x = 540 - 260
2x = 280
x = 140

answer
x = 140

Hope it helps
User Gagan Singh
by
6.3k points
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