A light truck with manual transmission has a circular brake drum with a diameter of d = 310 millimeters. Each brake pad, which presses against the drum, is s = 323 millimeters long. What central angle is subtended by one of the brake pads? Write your answer in both radians and degrees. ? =______ (Round the answer to two decimal places.) ? =_______  ° (Round the answer to the nearest whole number.)

Trigonometry (11th Edition)
11th Edition
ISBN:9780134217437
Author:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Publisher:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Chapter1: Trigonometric Functions
Section: Chapter Questions
Problem 1RE: 1. Give the measures of the complement and the supplement of an angle measuring 35°.
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A light truck with manual transmission has a circular brake drum with a diameter of d = 310 millimeters. Each brake pad, which presses against the drum, is s = 323 millimeters long. What central angle is subtended by one of the brake pads? Write your answer in both radians and degrees.

? =______ (Round the answer to two decimal places.)

? =_______  ° (Round the answer to the nearest whole number.)

Expert Solution
Step 1:

The perimeter of the arc subtending an angle θ is, P = 2πr×θ360°.

we have been given r and p and we need to find value of θ.

 

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