Find the value of x?
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Answer:
20
Step-by-step explanation:
Sum of the angle of Pentagon = 540°
5x + 2 + 3x + 5 + 8x + 8 + 4x + 15 + 5x + 10 = 540
25x + 40 = 540
25x = 540 - 40
25x = 500
x =
x = 20
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