Classify ?ABC using its angles.
(a) obtuse
(b) acute
(c) equiangular
(d) b and c
(d) b and c
Mathematics
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Solve the problem.Find the centroid of the rectangular solid defined by 
, 
, 
.
A. 
= 1, 
= 
, 
= 
B. 
= 2,
= 
, 
= 
C. 
= 
, 
= 3, 
= 
D. 
= 4, 
= 9, 
= 5
Mathematics
Rewrite the quadratic equation in the form ax2 + bx + c = 0, then identify a, b, and c. x = -0.8x2 + 13.9
A. a = -0.8, b = 13.9, c = -1 B. a = -0.8, b = -1, c = -13.9 C. a = --0.8, b = -1, c = -13.9 D. a = -0.8, b = -1, c = 13.9
Mathematics
Graph the system of inequalities. Shade the region that represents the solution set.x2 + y2 ? 81x + y > 4
A. 
B. 
C. 
D. 
Mathematics
Write the equation of the line with the given conditions.passing through (5, 2) and parallel to the line with equation 2x + y = 4
A. y = 2x - 12
B. y = - 2x - 12
C. y = - 
x - 6
D. y = - 2x + 12
Mathematics