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Tyro
Asked: 2020-12-20T14:16:01+00:00 In:

What is the area of an equilateral triangle of sides 8cm?

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What is the area of an equilateral triangle of sides 8cm?

areaequilateral triangle

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  2. Sengemegz
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    This answer was edited.

    Area of triangle=\dfrac{1}{2}base \times height\times \sin \theta
    In equilateral triangle, all angles are 60^{0}
    Area=\dfrac{1}{2}\times 8\times 8\times \sin 60^{0}
    Area=1\times 4\times 8\times \dfrac{\sqrt{3}}{2}
    Area=1\times 4\times 4\times \sqrt{3}
    Area=16\sqrt{3}

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