Question
5. A wheel 5.00 ft in diameter rolls up a 15.0° incline. How far above the base of the incline is the top of
the wheel after the wheel has completed one revolution?
A. 4.07 ft
B. 13.1 ft
C. 8.13 ft
D. 9.07 ft
the wheel after the wheel has completed one revolution?
A. 4.07 ft
B. 13.1 ft
C. 8.13 ft
D. 9.07 ft
Answers
Reiny
one rotation is 5π ft
so the hypotenuse has length 5π
and
sin 15 = height/(5π)
height = 5π sin 15° = ......
so the hypotenuse has length 5π
and
sin 15 = height/(5π)
height = 5π sin 15° = ......
Anonymous
a