A rectangular prism with a volume of 6 cubic units filled with cubes with side length of 1/2 unit. How many 1/2 unit cubes does it take to fill the prism

Which of the following is the formula for the sequence graphed below

Which expressions are equivalent to k/2 choose 2 answers: a k-2 b 2/k c 1/2k d k/2 e k+k

Aman is 6 feet 3 inches tall. the top of his shadow touches a fire hydrant that is 13 feet 6 inches away. what is the angle of elevation from the base of the fire hydrant to the top of the man's head?