If the sin 0° = 0, then which statement is true?
select one:
a. cos 90° = 1, because the cosine and sine are complements
b. cos 180° = 1, because the cosine and sine are supplements
c. cos 90° = 0, because the cosine and sine are complements
d. cos 180° = 0, because the cosine and sine are supplements

An equation representing lyle’s hedge-trimming business is a = 12n - 300 where a is the amount of profit or loss in dollars and n is the number of hedges trimmed. how would the graph of lyle’s business change if the equation a = 10n - 300 represented his business? the graph would be flatter. the graph would be steeper. the graph would start closer to the origin. the graph would start lower on the y-axis.

Acar travels at an average speed of 56 miles per hour. how long does it take to travel 196 miles

Teams of 4 are competing in a 1/4 mile relay race. each runner must run the same exact distance. what is the distance each teammate runs?