Question 357154
Straight runs=2*15=30 inches.
The 2 semi-circular ends make a complete circle with a radius of 7 inches.
c=2*pi*7
c=2*3.14*7
c=6.24*7
c=43.68 inches for the 2 end semi circles.
43.68+30=73.68 total inches around the oval track.