Teo Jer Rei's answer to Safraazsher's Primary 5 Maths Angles & Geometry Singapore question.
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The base of both the unshaded triangles is equal, so it is 20/2 = 10cm for their base
This is why we can use 1/2 x 8 x 10 and 1/2 x 16 x 10 to find the area of the unshaded triangles
This is why we can use 1/2 x 8 x 10 and 1/2 x 16 x 10 to find the area of the unshaded triangles
Date Posted:
2 years ago
Thanks teacher but it is wrong