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What is the length of the arc of a circle with a radius of 4 by a central angle of 7pi/4?

What Is The Length Of The Arc Of A Circle With A Radius Of 4 By A Central Angle Of 7pi4 class=

Sagot :

9514 1404 393

Answer:

  (b) 7π

Step-by-step explanation:

The arc length is the product of the radius and the central angle in radians.

  s = rθ

  s = (4)(7π/4) = 7π . . . units