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The two sides of the triangle are 12 cm and 5 cm, and the angle between the sides is 60°. Cover the area of ​​the triangle!

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Answer to a math question The two sides of the triangle are 12 cm and 5 cm, and the angle between the sides is 60°. Cover the area of ​​the triangle!

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Santino
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102 Answers
Используйте формулу, написанную ниже, чтобы найти площадь данного треугольника. A=\frac{1}{2}ab\sin\theta Как указано, a=12,\:b=5,\:\theta=60^{\circ} Поэтому, A=\frac{1}{2}\times12\times5\times\sin60^{\circ}, A\около 25,98 см^2

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