15% of a circular cake is cut as shown in the figure. How many degrees is the angle denoted by the question mark?

A.30° B.45° C. 54° D.15°

A, b, c, and d have the coordinates (-8, 1), (-2, 4), (-3, -1), and (-6, 5), respectively. which sentence about the points is true? a. a, b, c, and d lie on the same line. b. and are perpendicular lines. c. and are parallel lines. d. and are intersecting lines but are not perpendicular. e. and are parallel lines.

Stephen thublin invests $1,000,000 in a 45-day certificate of deposit with 6.55% interest. what is the total interest income from the investment?

Which shows one way to determine the factors of 4x3 + x2 – 8x – 2 by grouping?