AC Lim's answer to Amir's Primary 5 Maths Angles & Geometry Singapore question.
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Base = 3 toothpicks
1 toothpick = 4cm
Therefore, 3 toothpicks = 3×4
=12cm
Area if triangle = 1/2 × base × height
= 1/2 × 12 × 7
=42 cm²
Hope this helps
1 toothpick = 4cm
Therefore, 3 toothpicks = 3×4
=12cm
Area if triangle = 1/2 × base × height
= 1/2 × 12 × 7
=42 cm²
Hope this helps
Date Posted:
4 years ago
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