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The radius of a circle is 49m. There is7m wide road round, it on theoutside. Find the area of the road? |
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Answer» Step-by-step EXPLANATION: Radius of the ROAD = Radius of CIRCLE + 7m Therefore, Radius of road = 56m Area of circle = 22/7 × 49 × 49 = 7546 m2 Area of CIRCULAR road = 22/7 × 56 × 56 = 9856m2 Area of the road (only) = Area of circular road - Area of circle = 9856 - 7546 = 2310m2 |
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