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Topic: Area E2.5 – Calculating Perimeter

Grade 5 Measurement Unit: 5.E Measurement Topic: Area E2.5 – Calculating Perimeter

Ontario Curriculum Expectation:

5.E2.5 use the area relationships among rectangles, parallelograms, and triangles to develop the formulas for the area of a parallelogram and the area of a triangle, and solve related problems.

To find the perimeter of a shape, add the lengths of all of its sides.