Translate to a proportion. Do not solve.11 is what percent of 86?
A. 
= 
B. 
= 
C. 
= 
D. 
= 
Answer: D
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? = central angle of a circle, r = radius of the circle, s = length of the intercepted arc, 
speed, 
speed, and t = time. Find the missing quantity. Give an exact answer unless otherwise indicated.v = 16 feet/min, r = 25 feet, ? = ?
A. 0.64 rad/min B. 0.84 rad/min C. 0.54 rad/min D. 0.74 rad/min
Find the center and radius of the the circle.x2 + y2 - 4x - 12y + 40 = 49
A. Center: (6, 2); Radius: 7 B. (Center: -2, -6); Radius: 49 C. Center: (-6, -2); Radius: 49 D. Center: (2, 6); Radius: 7
Answer the question or write an explanation.Explain how (-5x)8 and -5x8 are different.
What will be an ideal response?
Multiply.(x - 5)2(x - 5)2
A. x4 - 20x3 + 150x2 + 20x + 625 B. x4 - 5x3 + 150x2 - 250x + 625 C. x4 - 20x3 + 150x2 - 500x + 625 D. x4 - 20x3 - 250x2 - 500x + 625