In ABCD, the measure of D=90°, BD = 20, CB = 29, and DC = 21. What is the value of the cosine of ZC to the nearest hundredth?

Solve 2x+y=3 x+y=5 in substitution method

If you flip a coin 3 times, what is the probability of flipping heads 3 times? a. p(3 heads) = 3/8 b. p(3 heads) = 1/6 c. p(3 heads) = 1/8 d. p(3 heads) = 1/2

Suppose that 15 inches of wire cost 60 cents. at the same rate, how much (in cents) will 12 inches of wire cost