Write a formula to express the relationship. Use k as the constant of variation.The altitude h of an equilateral triangle varies directly as one side s.
A. h = ks
B. h = ks2
C. h = 
D. h = 
Answer: A
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Solve the problem.A solid of constant density is bounded below by the plane 
above by the cone 
and on the sides by the cylinder 
Find the center of mass.
A. (0, 0, 
)
B. (0, 0, 3)
C. (0, 0, 
)
D. (0, 0, 5)
Solve the initial value problem and leave the solution in implicit form.u'(x) = sec u sin 
, u(8?) = ?
A. sin u = 4 - 4 cos 
B. sin u = 
- 4 cos 
C. sin u = 
- 
cos 
D. sin u = 4 + 4? cos 
Answer the question.The bar graph below shows the number of students by major in the College of Arts and Sciences.
MAJORHow many students are majoring in Math?
A. 250 B. 150 C. 200 D. 300
Tell whether the points are the vertices of a parallelogram (that is not a rectangle), a rectangle, or neither.(-12, -10), (-10, 0), (3, 7), (1, -3)
A. Neither B. Rectangle C. Parallelogram