Triangle sides to angles
The triangle ABC has side lengths a = 14 cm, b = 20 cm, c = 7.5 cm. Find the sizes of the angles and the area of this triangle.
Correct answer:
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Cosine rule uses trigonometric SAS triangle calculator.
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You need to know the following knowledge to solve this word math problem:
arithmeticplanimetricsgoniometry and trigonometryUnits of physical quantitiesGrade of the word problem
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