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Question
primary 5 | Maths
| Rate & Ratio
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Method
Date Posted: 5 years ago
Views: 692
Area of triangle is 1/2 x base x perpendicular height (you know what perpendicular means right?)
BCD is 1/2 x 45 x 65 = 1462.5
ABD is 1/2 x 25 x 60 = 750
So their total area is 1462.5 + 750 = 2212.5 cm2.
BCD is 1/2 x 45 x 65 = 1462.5
ABD is 1/2 x 25 x 60 = 750
So their total area is 1462.5 + 750 = 2212.5 cm2.
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