(d) (i) Convert 42° to radians, leaving your answer in terms of 7. (ii) Use your answer from part (d)(i) to find the area of a sector of a circle of radius 7.5 cm and angle 42°, giving your answer correct to two significant figures.

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter6: The Trigonometric Functions
Section6.1: Angles
Problem 35E
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(d) (i) Convert 42° to radians, leaving your answer in terms of r.
(ii) Use your answer from part (d)(i) to find the area of a sector of a
circle of radius 7.5 cm and angle 42°, giving your answer correct to
two significant figures.
Transcribed Image Text:(d) (i) Convert 42° to radians, leaving your answer in terms of r. (ii) Use your answer from part (d)(i) to find the area of a sector of a circle of radius 7.5 cm and angle 42°, giving your answer correct to two significant figures.
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