Cos(B) =
2.
sB=
and B terminates in quadrant IV.
5

When rates are expressed as a quantity of 1, such as 2 feet per second or 5 miles per hour, they are called unit rates. if you have a multiple-unit rate such as 120 students for every 3 buses, and want to find the single-unit rate, write a ratio equal to the multiple-unit rate with 1 as the second term.

Yes. there is a constant ratio of number of calories to gram of protein.12/3=24/4=32/8=44/11=4