Answer
Ans. θ=72/π
=22.90°~23°
Work Step by Step
Given:-length of arc=2cm, Radius=5cm
We know that:-
Length of Arc=2πr×θ/360
Putting the value , in the above formula
2=2π×5×θ/360
θ=72/π
=22.90°~23°
Ans.
Calculus, 10th Edition (Anton)
by Anton, Howard
Published by
Wiley
ISBN 10:
0-47064-772-8
ISBN 13:
978-0-47064-772-1
Appendix B - Trigonometry Review - Exercise Set B - Page A24: 35
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