Find one point that is located at equal distances from the three vertices of 
in which 
is a right angle.
A. point A
B. point B
C. M, the midpoint of 
D. N, the midpoint of 
Answer: C
Mathematics
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A. x = 12 B. x = 4 C. x = 2 D. x = 16
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Find the value of the determinant.
A. 41 B. -41 C. 31 D. -29
Mathematics
Solve the problem.A machine produces open boxes using square sheets of plastic. The machine cuts equal-sized squares measuring 2 inches on a side from each corner of the sheet, and then shapes the plastic into an open box by turning up the sides. If each box must have a volume of 242 cubic inches, find the length of one side of the open box.
A. 13 in. B. 11 in. C. 10 in. D. 15 in.
Mathematics
Use the factor theorem to decide whether or not the second polynomial is a factor of the first.7x3 + 31x2 - 21x + 5; x + 5
A. Yes B. No
Mathematics