Given a = 4.6, b = 6.1, and c = 9.1, use Heron's Area Formula to find the area of ?ABC. Round your answer to two decimal places.
?

A. 10.79
B. 9.89
C. 12.60
D. 8.58
E. 12.09


Answer: C

Mathematics

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A.
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Find  the value of given trigonometric function. Round your answer to four decimal places. ? ?

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D. 0.4142
E. 0.5142

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