Question

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

Answer 1

Option C. is the best choice.

Explanation:

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

Best Regards!