A cuboid ABCDEFGH with dimensions 6 m by 6 m by 10.5 m is shown in the diagram
below. Sketch the cuboid and mark the
angles described below. Find:
a the length of [DF)
b the size of the angle between [DF] and
base ABCD
c the size of the angle between [DF) and
face DCGH.
10.5 m
C
D
B
6 m
6 m

If the sales price of a dvd is $20 and the markup is 34%, what is the cost of the dvd?

Which of the following functions corresponds to the above sinusoid? a. 10 cos πx - 5 b. -5 sin x - 5 c. -10 cos πx/2 - 0.5 d. 10 sin πx - 5

Astandard deck of cards contains 52 cards. one card is selected from the deck. (a) compute the probability of randomly selecting a diamond or heart. (type an integer or a decimal rounded to three decimal places as needed.) (b) compute the probability of randomly selecting a diamond or heart or club. (type an integer or a decimal rounded to three decimal places as needed.) (c) compute the probability of randomly selecting queen or club. (type an integer or a decimal rounded to three decimal places as needed.)