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1) In a circle, the length of a radius is 4cm. Find the length of an arc intercepted by a central angle whose measure is 1.5 radians. 2) Find the radius of a circle if θ = 6 and s = 12. 3) Find the length of the arc when θ = 4 and the radius of the circle is 1.25. 4) A circle has radius of 1.7 inches. ................
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