11. An athletic field has the shape of a 40-yard-by-100-yard rectangle with a semicircle at each end. A running track that is 10 yards wide
surrounds the field. Use this information to answer the questions
below. Use = 3.14.
10 yd
100 yd
40 yd
a Find the area of the athletic field, without the track.
Find the area of the athletic field with the track included.
C. Find the area of the track, the shaded portion of the diagram.[
No