3k + 30m (I think that’s what it’s asking for!)
20% x 5 = 100%
Depreciation means decreased of a value
You use the law of cosines whenever you're given a SAS triangle. The formula is
C is the given angle, c is the side opposite this angle, and a/b are the given sides adjacent to angle C.
In this case, if is the length of the missing side, then
70,000....2,000.....900....20......1
Answer: A
48+ 36 = 84
84/4 = 21 groups
there are 21 groups of 4 balloons