Question

Reena jogs around a semicircular shaped lawn with the diameter 4.2 km daily. How
much distance does she jog every day? ​

Answer 1

she jogged around a semi circular field, means she was jogging a perimeter /circumference of the semi circle.

Therefor, formula semi circle =(2 *pie *radius /2)+d

(2*22/7*2.1)+d

17.4 KM(ANSWER)

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