Trigonometry and Miscellaneous Topics
Question 1 of 30
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In right triangle \(ABC\) with \(\angle C=90^\circ\), \(\sin A=\dfrac{5}{13}\). The altitude from \(C\) to hypotenuse \(AB\) has length \(20\). What is the perimeter of triangle \(ABC\)?
Select one option.
A
\(120\)
B
\(130\)
C
\(140\)
D
\(156\)
E
\(168\)
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