For an arc length s, area of sector A, and a central angle ? of a circle of radius r, find the indicated quantity.A = 749.4960 ft2, ? = 
, find r.
A. 28.2 ft
B. 27 ft
C. 9.0 ft
D. 31.3 ft
Answer: A
Mathematics
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Evaluate the expression.[[9.8]]
A. 8 B. -9 C. 9 D. 10
Mathematics
Solve.The force of gravity on a planet varies with the mass of the planet. If the force of gravity on a planet in a distant solar system is about four and one half times that of Earth, how much would an object weighing 225 pounds on Earth weigh on this planet?
A. 50 lb B. 1012.5 lb C. 500 lb D. 229.5 lb
Mathematics
Factor the trinomial completely.6x4 - 13x3 + 6x2
A. x(3x + 2)(2x + 3) B. x2(3x - 2)(2x - 3) C. x2(6x - 1)(x - 6) D. (6x2 + 2)(x2 + 3)
Mathematics
Graph by plotting points. Plot at least three points for the graph.y = -2x - 1
A. 
B. 
C. 
D. 
Mathematics