I need help on Segment Relationships in Circles

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I don't know how to do this. I keep getting the wrong answer.

Guest Mar 30, 2021

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Best Answer

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4 x (4 + 5) = (x - 2)(x + 4 + x - 2)

4 x 9 = (x - 2)(2x + 2)

36 = 2x² - 2x - 4

x² - x - 2 = 18

x² - x - 20 = 0

(x - 5)(x + 4) = 0

x = 5

x = -4 (can't be negative distance)

Logarhythm Mar 30, 2021

1⁺⁰ Answers

+592

+1

Best Answer

4 x (4 + 5) = (x - 2)(x + 4 + x - 2)

4 x 9 = (x - 2)(2x + 2)

36 = 2x² - 2x - 4

x² - x - 2 = 18

x² - x - 20 = 0

(x - 5)(x + 4) = 0

x = 5

x = -4 (can't be negative distance)

Logarhythm Mar 30, 2021

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