Question

A students makes 4 round surrounding the circular ground. If diameter of the ground is 70 metre, then how much metre does the student run. ??

Answer 1

Diameter = 70m

Radius = 70/2 m = 35m

No. of rounds = 4

Circumference of circle = 2×pie×r

= 2×22/7×35

=220m^2

Distance ran by him = 4×220

=880m^2