charlesgtro7906 charlesgtro7906

31-03-2018
Mathematics

contestada

If the two equal sides of an isosceles triangle are 2 cm long, find the length of the third side thatmaximizes the area of the triangle.

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sqdancefan sqdancefan

31-03-2018

The area is a function of the apex angle β according to
Area = (1/2)(2 cm)²×sin(β)

This will be a maximum for β = 90°. The corresponding length of the third side is
2√2 cm
≈ 2.2828 cm

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