Determine if the given regular figures form a vertex figure.Pentagon, hexagon, 15-gon
A. Yes
B. No
Answer: B
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Indicate to which set(s) the number belongs from the following choices: natural numbers, whole numbers, integers, rational numbers, irrational numbers, and real numbers. The numbers may belong to more than one set.
A. whole numbers, real numbers B. irrational numbers, real numbers C. real numbers D. rational numbers, real numbers
Complete the ordered pairs. Then graph the equation by plotting the points and drawing a line through them.4x = y + 4(0, ), ( , 0), (4, )
A. (0, 4), (-1, 0), (4, 20)
B. (0, -4), (1, 0), (4, 12)
C. (0, -4), (-16, 0), (4, -3)
D. (0, -4), (-1, 0), (4, -20)
Solve the problem.A vendor has learned that, by pricing pretzels at $1.25, sales will reach 128 pretzels per day. Raising the price to $2.25 will cause the sales to fall to 84 pretzels per day. Let y be the number of pretzels the vendor sells at x dollars each. Write a linear equation that models the number of pretzels sold per day when the price is x dollars each.
A. y = 44x + 73
B. y = -44x - 183
C. y = -44x + 183
D. y = - 
x + 
Find the center-radius form for the circle having the given endpoints of a diameter.(3, 0) and (-3, 0)
A. (x - -3)2 + y2 = -3 B. x2 + y2 = 9 C. x2 + y2 = -3 D. (x - -3)2 + y2 = 9