The area of a sector of a circle (shaded region) is given by A = If the area of the shaded sector is proportional to the fifth power of the radius, express in terms of r. Use k as the proportionality constant. O 0(r) = 2kr5 8(r) = 2kr¹0 8(r) = 2kr² 2kr6 O 8(r) = 12/201². Oe(r) = 2kr8 Ⓒ8(r) = 2kr³

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