Solve the 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 39.2 meters in 2 seconds. Find the distance the object falls in 3 seconds.
A. 58.8 meters
B. 6 meters
C. 88.2 meters
D. 29.4 meters
Answer: C
Mathematics
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Plot the point in a polar coordinate system.(2, -225°)
A. 
B. 
C. 
D. 
Mathematics
Eliminate the parameter of the pair of parametric equations.x = 
, y = 2t + 5
A. y = 2
- 5, x ? 0
B. y = 2
+ 5, x ? 0
C. y = 2x2 - 5
D. y = 2x2 + 5
Mathematics
Solve the problem.A one-story office building is 70 feet by 50 feet. If a square patio with sides of 28 feet occupies the center of the building, how much area remains for offices?
A. 128 sq. ft B. 212 sq. ft C. 2,716 sq. ft D. 240 sq. ft
Mathematics
Solve the equation. Express radicals in simplest form.0.4m2 + 1.2m + 0.4 = 0
A. 
B. 
C. 
D. 
Mathematics