Given the radius of a circle r = 4 cm and the central angle 0 %3D T radians %3D Calculate the arc length (a) and sector area (A) in exact value(s)
Given the radius of a circle r = 4 cm and the central angle 0 %3D T radians %3D Calculate the arc length (a) and sector area (A) in exact value(s)
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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Transcribed Image Text:Given the radius of a circle r = 4 cm and the central angle 0
T radians
Calculate the arc length (a) and sector area (A) in exact value(s)
a) a= 20pi/9, A= 40pi/9
b) a= 90pi/3, A= 40pi/9
c) a= 45pi/3, A= 320pi/6
O d) a= 100pi/9, A= 38pi/9
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