Find the area of the triangle.
A. 75 cm2
B. 375 cm2
C. 187.5 cm2
D. 203.125 cm2
Answer: C
Mathematics
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Perform the operation indicated.Add: 
A. -5x2 + 4 B. -5x2 + 10 C. 9x2 + 4 D. 9x4 + 4
Mathematics
Solve the variation problem.The distance that an object falls when it is dropped is directly proportional to the square of the amount of time since it was dropped. An object falls 156.8 meters in 4 seconds. Find the distance the object falls in 
A. 49 meters B. 196 meters C. 245 meters D. 20 meters
Mathematics
Solve the equation for solutions over the interval [0, 2?). Write solutions as exact values or to four decimal places, as appropriate.tan 3x - sec 3x = 5
A. {4.3176, 10.6008, 16.8840} B. {5.8884, 13.7424} C. {1.4392, 3.5336, 5.6280} D. {1.9628, 4.5808}
Mathematics
Subtract.
A. 576 B. 476 C. 566 D. 734
Mathematics