Fencing a circular park at the rate of Rs 70/m is Rs 11000 Find the area - Maths - Circles

Question

Fencing a circular park at the rate of Rs 70/m is Rs 11000 Find the
area of the park

Lovina Kansal · Accepted Answer

Dear student

Circumference of park=Total costCost per meter=1100070=157
14m⇒2πr=157 14⇒r=157
142×722=25mSo, area of park=πr2=227×252=1964
28m2

Fencing a circular park at the rate of Rs. 70/m is Rs. 11000 . Find the area of the park .