Standard Mathematics Primary 3 Area and Perimeter

Siti draws a rectangle that is 8 cm long and 5 cm wide. What is the perimeter of the rectangle?

A 26 cm
B 40 cm
C 13 cm
D 21 cm
Show Worked Solution

Worked Solution

Step 1: A rectangle has 2 lengths and 2 widths. Step 2: Perimeter = 2 × (length + width) Step 3: Perimeter = 2 × (8 + 5) Step 4: Perimeter = 2 × 13 Step 5: Perimeter = 26 cm

Correct answer: 26 cm

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