1.

(d) the circumferenceofthelowerDed.5. Acircular grassy plot of land, 70 m in diameter, has a pathnning a round it on the outside. Find the cost of gravelling the path at A persquare metre. (Take π-3.14)it rotates. Find the area of th

Answer»

Radius of circle= 70/2 = 35m. Area of path = (22/7)*[35*35 - 28*28]= (22/7)*441= 1386 sq metres.



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