Which of the following functions is equal to cos (90 - a)

A. Sec (a)

B. Tan (90 - a)

C. Csc (90 - a)

D. Sin (a)

Why did the farmers daughter watch the lady cows

Jamie has 7/10 of a pound of chicken to cook for dinner. If she is going to split the chicken between 3 people, how much chicken will each people get

Is 27 a solution?

Emily said the larger an object is the more it weighs is Emily correct explain why or why not

What is the probability that a person with an iron deficiency is 20 years or older? A. 0.23 B. 0.34 C. 0.60 D. 0.78 B 0.34

What's the result of: (2/3) ³

Airline fares for a flight from Dallas to Austin are $30 for first class and $25 for the tourist class. If a fight had 52 passengers who paid a total of $1360, how many first class passengers were on the trip?

You have a recipe that requires 1/3 cup of sugar, but you only want to make a fourth of the recipe. How much sugar do you need to make this fraction of the recipe?

I just need clarification. If a rectangular prism has the dimensions of 10 by 4 by 6, The volume would be 240 in³ and the surface area would be 248 in² right?

A Web music store offers two versions of a popular song. The size of the standard version is 2.2 megabytes (MB). The size of the high-quality version is 4.5 MB. Yesterday, there were 720 downloads of the song, for a total download size of 2688 MB.