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8.2 -‐ Area of Composite Figures Worksheet, Slides of Mathematics

Pennsylvania Academy of the Fine ArtsMathematics

Here is a diagram of the track King's is thinking of adding around the new field. It consists of two parallel lines and a semicircle at each end.

Typology: Slides

2021/2022

Uploaded on 09/12/2022

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Download 8.2 -‐ Area of Composite Figures Worksheet and more Slides Mathematics in PDF only on Docsity!

8.2 -­‐ Area of Composite Figures Worksheet

MPM1D

Jensen

1. Find the area of each of the composite figures: a) b) c) Note: the cut-­‐out d) is a quarter circle

e) f)

2. Find the perimeter of each of the composite figures: a) b)

4. Here is a diagram of the track King’s is thinking of adding around the new field. It

consists of two parallel lines and a semicircle at each end. The track is 10 meters wide.

a) If someone runs one lap on the inside of the track, how far will they have run?

b) If someone runs one lap on the outside of the track, how far will they have run?

c) Find the difference between the distances of running on the inside or outside of the

track.

Answers:

  1. a) 104 m^2 b) 174 m^2 c) 321.5 cm^2 d) 20 m^2 e) 370 mm^2 f) 30.3 cm^2
  2. a) 52 m b) 28.9 cm c) 54 m d) 24.4 cm
  3. a) 62.5 m b) 232 m^2
  4. a) 401.1 m b) 463.9 m c) 62.8 m