A sector of area 2π/5 square inches is formed by a central angle of 45°. What is the radius of the circle?

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter6: The Trigonometric Functions
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A sector of area 2π/5 square inches is formed by a central angle of 45°. What is the radius of the circle

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