Question

130 m
The adjoining figure shows the inner boundary of a
400 m running track which has two parallel straight
portions, each of length 130 m and two semicircular ends
(as shown in the figure). Calculate the area enclosed by
the inner boundary.
130 m​

Answer 1

Answer:

adjoining figure shows the inner boundary of a 400 m running track which has two parallel straight portions, each of ...