The angle of a sector of a circle is 0.9 radians. If the radius of the circle is 4cm, find the length of the arc of the sector.
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Correct Answer: Option A
Explanation:
Length of arc given angle in radians = \(r \theta\)
= \(4 \times 0.9 = 3.6 cm\)
Length of arc given angle in radians = \(r \theta\)
= \(4 \times 0.9 = 3.6 cm\)