What is the exact volume of the cone? 28π in³ 563π in³ 1963π in³ 196π in³ outline of cone with dotted line rising from middle of base to the point. line is labeled four inches. a second dotted line extends horizontally from middle of base to its edge. line is labeled seven inches.

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.

How many sides does a regular polygon have if each exterior angle measure is 45 degrees explain your answer, i really don't understand this.

Which expression demonstrates the use of the commutative property of addition in the first step of simplifying the expression (-1+i)+(21+5i)+0