Abuilding has 4 stories that are each 15 feet high. a scale drawing has the height of the building at 5 inches. what is the
a. 1: 144
b. 1: 12
c. 1: 72
d. 5: 60

Which sum or difference identity would you use to verify that cos (180° - ∅) = -cos ∅? a. sin (α -β) = sin α cos β – cos α sin β b. cos (α -β) = cos α cos β – sin α sin β c. cos (α -β) = cos α cos β + sin α sin β d. sin (α + β) = sin α cos β + cos α sin β

Turner's mom measured his room to see how long the wallpaper border needed to be. if two walls are 15 feet long and two walls are 12 feet long, how long should the strip of border be cut?

Calculate the missing value. round the answer to on decimal place. start with 70, increase it by 21%, and end up with