Please help!! A ramp with a 10° incline rises to a height of 40 inches. If sin 10° = 0.1736, which of these is closest to x, the length of the inclined portion of the ramp? A 40 inches B 174 inches C 230

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asked Aug 25, 2021 143k views

2 votes

Please help!!

A ramp with a 10° incline rises to a height of 40 inches. If sin 10° = 0.1736, which of these is
closest to x, the length of the inclined portion of the ramp?

A 40 inches
B 174 inches
C 230 inches
D 270 inches

Mathematics
high-school

Steven Lu asked

by Steven Lu

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1 Answer

4 votes

Answer:

Option C. is the best choice.

Explanation:

$sin(10^\circ)=(40)/(x)\\\\x=(40)/(0.1736)\\\\=230.4\:in$

Best Regards!

Pavol Zibrita answered Aug 30, 2021

by Pavol Zibrita

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