Find the area of the triangle. If necessary, round the answer to two decimal places.

A. 14.14
B. 4.47
C. 48.06
D. 214.94

Answer: A

Mathematics

Solve the problem.A mobile device has a screen that measures 9.2 in. across its diagonal. Convert this to centimeters.

A. 3.6 cm B. 36 cm C. 2.3 cm D. 23 cm

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Mathematics

Approximate the value of the expression to 2 decimal places.sin-1 0.42 in radians

A. 0.43 B. 0.41 C. 2.45 D. 24.83

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Mathematics

Perform the indicated operations. Write the result using only positive exponents. Assume all variables represent nonzero real numbers.

A.
B.
C. -x¹²
D. x¹²

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Mathematics

Use Cramer's rule to solve the linear system.-4x - 6y + 6z = -46-7x + 7y - 8z = 6-6x - 3y + 8z = -34

A. (4, 6, 1) B. (5, 4, 1) C. (6, 1, 6) D. (4, -6, -1)

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Mathematics