Year 5 Area and Perimeter Worksheet — Level 2 — Answers
Answer sheet with worked solutions for the Year 5 area & perimeter worksheet.
Year 5 · Mathematics · Area & Perimeter
Year 5 Area and Perimeter Worksheet — Level 2 — Answers
Success Tutoring
Write the formula, substitute, then calculate. Include units.
1.A rectangle is 2 m long and 8 m wide. Find its perimeter.
Answer: 20 m
- P = 2 × (2 + 8)
- = 2 × 10 = 20 m
2.A rectangle is 16 cm long and 13 cm wide. Find its area.
Answer: 208 cm2
- A = length × width = 16 × 13
- = 208 cm2
3.A rectangle is 9 cm long and 15 cm wide. Find its area.
Answer: 135 cm2
- A = length × width = 9 × 15
- = 135 cm2
4.A triangle has a base of 19 mm and a perpendicular height of 3 mm. Find its area.
Answer: 28.5 mm2
- A = ½ × base × height = ½ × 19 × 3
- = 28.5 mm2
5.A rectangle is 28 m long and 5 m wide. Find its perimeter.
Answer: 66 m
- P = 2 × (28 + 5)
- = 2 × 33 = 66 m
6.A triangle has a base of 14 m and a perpendicular height of 7 m. Find its area.
Answer: 49 m2
- A = ½ × base × height = ½ × 14 × 7
- = 49 m2
7.A rectangle is 27 mm long and 15 mm wide. Find its area.
Answer: 405 mm2
- A = length × width = 27 × 15
- = 405 mm2
8.A rectangle is 6 cm long and 20 cm wide. Find its perimeter.
Answer: 52 cm
- P = 2 × (6 + 20)
- = 2 × 26 = 52 cm
9.A rectangle is 9 mm long and 4 mm wide. Find its area.
Answer: 36 mm2
- A = length × width = 9 × 4
- = 36 mm2
10.A rectangle is 4 mm long and 18 mm wide. Find its area.
Answer: 72 mm2
- A = length × width = 4 × 18
- = 72 mm2
Marking tips
- Give credit for correct method even when the final answer slips — the working shows where the thinking went right.
- For open-ended tasks, use the success criteria as a checklist rather than looking for one "right" answer.
- Celebrate what went well first, then pick one thing to work on next.
Great work. Here's what to try next: