Determine the area of a triangle having the following measurements. Round your answer to two decimal places.





A) 76.18 sq. units

B) 114.27 sq. units

C) 95.23 sq. units

D) 104.75 sq. units

E) 85.70 sq. units


C) 95.23 sq. units

Mathematics

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A.
B.
C. 0
D. 1

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Graph the solution set of the inequality or system of inequalities.x + 2y ? 2x - y ? 0

A.

B.

C.

D.

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Use Cramer's rule to solve the system of equations. If D = 0, use another method to determine the solution set. x + y = 45x + 5y = 20

A. {(5, -1)} B. Cramer's rule does not apply since D = 0; ? C. Cramer's rule does not apply since D = 0; {(4 - y, y)} D. {(0, 0)}

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Solve the equation. +  = 

A. {-4} B. {-1} C. {4} D. {1}

Mathematics