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Daniel Math Academy · Grade 8 Math

Unit Review: Circles & composite figures

Grade 8 · 3 skills · ★★☆ Medium

Name
 
Date
 
Score/ 12

G.1G.2Use π ≈ 3.14. Include units.

  1. 1
    8 ft
    Find the area. 
  2. 2
    2 ft
    Find the area. 
  3. 3
    10 m
    Find the area. 
  4. 4
    8 m
    Find the area. 
  5. 5
    8 m16 m
    Find the area. 
  6. 6
    12 in12 in
    Find the area. 
Daniel Math Academy · danielmath.comWorksheet #uke466s · Page 1 / 3
Daniel Math Academy · Grade 8 Math
Unit Review: Circles & composite figures

G.2Use π ≈ 3.14. Include units. (continued)

  1. 7
    6 m16 m
    Find the area. 
  2. 8
    8 in8 in
    Find the area. 

G.3Use π ≈ 3.14. Include square units.

  1. 9
    6 cm
    Area of the shaded region: 
  2. 10
    20 in
    Area of the shaded region: 
  3. 11
    r = 5 in12 in13 in
    Area of the shaded region: 
  4. 12
    14 in
    Area of the shaded region: 
Daniel Math Academy · danielmath.comWorksheet #uke466s · Page 2 / 3
Daniel Math Academy · Grade 8 Math

Answer Key

Unit Review: Circles & composite figures · ★★☆ Medium

G.1G.2Use π ≈ 3.14. Include units.

  1. 150.24 ft²
  2. 23.14 ft²
  3. 378.5 m²
  4. 450.24 m²
  5. 5178.24 m²
  6. 6200.52 in²
  7. 7124.26 m²
  8. 8114.24 in²

G.3Area of Shaded Regions

  1. 97.74 cm²
  2. 1086 in²
  3. 1177.5 in²
  4. 1242.14 in²
Daniel Math Academy · danielmath.comWorksheet #uke466s · Answer Key · Page 3 / 3