In ΔABC, m<C = 30 and a = 24. If the area of the triangle is 42, what is the length of side b? Is this a law of sines or law of cosines problem?
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Originally Posted by magentarita In ΔABC, m<C = 30 and a = 24. If the area of the triangle is 42, what is the length of side b? Is this a law of sines or law of cosines problem? The area of a triangle is calculated by: Plug in the values you know into the approriate equation: Therefore
Originally Posted by earboth The area of a triangle is calculated by: Plug in the values you know into the approriate equation: Therefore Yes, I forgot about those 3 formulas.
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