Does anyone know what is the value of x

asked Dec 23, 2022 150k views

5 votes

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3 votes

Answer:

7.5

Explanation:

By intersecting secants theorem:

$12(12 - x) = 6(6 + 3) \\ \\ 12(12 - x) = 54 \\ \\ 144 - 12x = 54 \\ \\ 144 - 54 = 12x \\ \\ 90 = 12x \\ \\ x = (90)/(12) \\ \\ x = 7.5$

Eric Hedstrom answered Dec 28, 2022

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