Yxcas's answer to Kc's Primary 6 Maths Data Analysis Singapore question.
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You can see that half of the perimeter of each of the 4 small rectangles (1 length + 1 width) is on the outside of the big square.
Hence perimeter of the square = 120/2 = 60cm
Each side of square = 60/4 =15cm
Area of square = 15x15 = 225cm²
Hence perimeter of the square = 120/2 = 60cm
Each side of square = 60/4 =15cm
Area of square = 15x15 = 225cm²
Date Posted:
1 month ago
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