Year 9 Area and Perimeter Worksheet — Level 1 — Practice Set 2 — Answers
Answer sheet with worked solutions for the Year 9 area & perimeter worksheet.
Success TutoringWorksheetsAnswer sheetYear 9 · Mathematics · Area & PerimeterYear 9 Area and Perimeter Worksheet — Level 1 — Practice Set 2 — Answers
Write the formula, substitute, then calculate. Include units.
1.A rectangle is 2 cm long and 3 cm wide. Find its area.
Answer: 6 cm2
- A = length × width = 2 × 3
- = 6 cm2
2.A rectangle is 10 m long and 12 m wide. Find its perimeter.
Answer: 44 m
- P = 2 × (10 + 12)
- = 2 × 22 = 44 m
3.A rectangle is 2 cm long and 12 cm wide. Find its perimeter.
Answer: 28 cm
- P = 2 × (2 + 12)
- = 2 × 14 = 28 cm
4.A rectangle is 9 mm long and 4 mm wide. Find its perimeter.
Answer: 26 mm
- P = 2 × (9 + 4)
- = 2 × 13 = 26 mm
5.A rectangle is 3 mm long and 11 mm wide. Find its area.
Answer: 33 mm2
- A = length × width = 3 × 11
- = 33 mm2
6.A rectangle is 6 m long and 11 m wide. Find its area.
Answer: 66 m2
- A = length × width = 6 × 11
- = 66 m2
7.A rectangle is 7 cm long and 9 cm wide. Find its perimeter.
Answer: 32 cm
- P = 2 × (7 + 9)
- = 2 × 16 = 32 cm
8.A rectangle is 10 m long and 8 m wide. Find its perimeter.
Answer: 36 m
- P = 2 × (10 + 8)
- = 2 × 18 = 36 m
9.A rectangle is 9 mm long and 2 mm wide. Find its area.
Answer: 18 mm2
- A = length × width = 9 × 2
- = 18 mm2
10.A rectangle is 4 cm long and 7 cm wide. Find its area.
Answer: 28 cm2
- A = length × width = 4 × 7
- = 28 cm2
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