Answer:
x ≈ 1.1868143
Step-by-step explanation:
4.415e+8
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SOHCAHTOA is a trigonometry method of solving for an angle or side of a right triangle.
sinФ = opposite / hypotenuse
cosФ = adjacent / hypotenuse
tanФ = opposite / adjacent
Answer:
By power of a point, AC⋅CB=DC⋅CE. That is, 12⋅12=6⋅(2R–6).
Then, R=15.