3B · Chapter 13 · consolidation
Practice B
Original cumulative chapter practice to consolidate taught ideas.
Original cumulative chapter practice to consolidate taught ideas. Solutions are available as revealable feedback and in a separate complete answer key. No answer submissions or accounts are required.
Assessment · 18 questions
Questions
Show your thinking; use diagrams when they help. Do not open solutions during your first attempt.
Check your work: Finish the problems first, then ask a parent or tutor to review them with the separate answer-key copy.
- A1
A rectangular garden covers 6 rows of 5 equal unit squares. Find its area.
- A2
A tiled mat is 9 square units across and 3 square units down. How many unit squares cover it?
- A3
A rectangle is 5 unit squares across and 2 unit squares down. What is its area?
- A4
A 4-by-4 rectangle has a 2-by-3 corner removed. Find the remaining area in square units.
- A5
A rectangular fence is 4 cm long and 5 cm wide. What length of edging goes all the way around?
- A6
A rectangle measures 9 cm by 6 cm. What is its perimeter?
- A7
A 4-by-3 rectangle has what area and what perimeter? Include units.
- A8
A rectangular garden covers 4 rows of 7 equal unit squares. Find its area.
- A9
A tiled mat is 7 square units across and 5 square units down. How many unit squares cover it?
- A10
A rectangle is 4 unit squares across and 2 unit squares down. What is its area?
- A11
A 9-by-3 rectangle has a 2-by-2 corner removed. Find the remaining area in square units.
- A12
A rectangular fence is 4 cm long and 6 cm wide. What length of edging goes all the way around?
- A13
A rectangle measures 6 cm by 3 cm. What is its perimeter?
- A14
A 5-by-5 rectangle has what area and what perimeter? Include units.
- A15
A rectangular garden covers 3 rows of 9 equal unit squares. Find its area.
- A16
A tiled mat is 3 square units across and 2 square units down. How many unit squares cover it?
- A17
A student says a rectangle with area 36 square units must have perimeter 36 units. Explain why this is not generally true using a 6-by-6 example.
- A18
A 5-by-6 rectangle and a 1-by-30 rectangle have the same area. Must they have the same perimeter?