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Question
primary 5 | Maths
| Whole Numbers
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There is a smaller square, 8 cm by 8 cm
(your dotted line has already caused it to appear)
The height of the triangle = length of the small square = 8 cm
base of triangle = length of big square
= 22 cm
Area of triangle = ½ × base × height
= ½ × 22 cm × 8 cm
= 11 cm × 8 cm
= 88 cm²
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