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Perimeter Problems and Missing Sides
Find the perimeter of a triangle, a pentagon and an L-shape, work out the unknown side when the perimeter is given, list rectangles with the same perimeter but different areas, and solve two fencing and ribbon problems.
About this worksheet
- Learning goal
- I can find the perimeter of a shape and work out a missing side length.
- Level
- Level 3 of 5 (Core)
- Learning path
- Grade 3 area and perimeter, step 2 of 2
- Teaching style
- Guided practice. Clear steps: an example, then practice that builds to independence.
- Ages and thinking
- Ages 8–9 · Apply · British spelling
- Includes
- Worksheet, clear instructions and an answer key for grown-ups
- US standards
- CCSS 3.MD.D.8
- National Curriculum in England
- Year 3 · Mathematics: measurement (perimeter of simple 2-D shapes)
- Australian Curriculum v9
- Year 4 · Mathematics: AC9M4M02
- AC9M4M02 measure and approximate perimeter and area
- Pages
- 2
- Rating
- —
- Downloads
- 0
- Grades
- 3rd Grade
- File
- —