Area Problems
In ? ABC ,sides BC = 10 cm and height AD = 4.4 cm. If AC = 11 cm. Then altitude BE equals?

5.5 cm
4 cm
5.6 cm
5 cm

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Area Problems
If the area of an equilateral triangle is x and its perimeter is y, then which one of the following is correct?

y4 = 432 x2
y4 = 216 x2
y2 = 432 x2
None of these

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