Triangle ABC has an area of 30cm^2, AC = 9 cm, and BC = 7 cm. Calculate the measure of angle C and the largest possible length of AB.
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Originally Posted by seggo Triangle ABC has an area of 30cm^2, AC = 9 cm, and BC = 7 cm. Calculate the measure of angle C and the largest possible length of AB. use the equation $\displaystyle Area = \frac{1}{2}ab \sin{C}$ , solve for $\displaystyle sin{C}$ AB (side c) will have the greatest value when angle C is obtuse.
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