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Grade: 11
        18. Julie works at the amusement park with the maintenance crew. She needs to replace

a string of burnedout
lights along the arc shown between seat 1 and seat 6. The arc
makes up 1/4 of the Gaint Wheel.
The 20 seats of the wheel are equally spaced, and the supports from the center of
the wheel to each seat are 15 feet in length. How long, to the nearest foot, does the
string of replacement lights need to be?
Seat 6
15 feet
Seat 1
Gaint Wheel
(A) 24 feet (B) 30 feet (C) 47 feet (D) 90 feet
10 years ago

Answers : (1)

Ramesh V
70 Points
							

Here the arc is quarter of giant wheel

radius is 15 feet

so perimeter of 1/4th wheel which is length of arc is = Pi.*15 /4 = 24 feet

-

regards

Ramesh

10 years ago
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