AC Lim's answer to LYNN's Primary 5 Maths Area & Volume Singapore question.
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Area of square WXYZ = 27 × 27
=729 cm ²
Area of 1 triangle =1/2× 9 ×19
= 85.5 cm ²
Total have 4 triangles = 4 × 85.5
=342 cm ²
Therefore, shaded area = 729-342
=387cm ²
Hope this helps
=729 cm ²
Area of 1 triangle =1/2× 9 ×19
= 85.5 cm ²
Total have 4 triangles = 4 × 85.5
=342 cm ²
Therefore, shaded area = 729-342
=387cm ²
Hope this helps
Date Posted:
4 years ago
thank u
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