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primary 6 | Maths
| Measurement
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Date Posted: 4 years ago
Views: 228
width = (174-50-30-40)/2 = 27 cm
area of rect. = 50x27 = 1350 cm²
triangle = ½ . 30 . 40 = 600 cm²
shaded area = 1350-600 = 750 cm²
ratio = 600 : 750 = 4 : 5
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area of rect. = 50x27 = 1350 cm²
triangle = ½ . 30 . 40 = 600 cm²
shaded area = 1350-600 = 750 cm²
ratio = 600 : 750 = 4 : 5
.
.
.
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