Find circumference with the different values of pi. Wagon Wheel use 22/7 for pi; Airplane Propeller use 3.14; and Orange Slice use 3.1415928. Round to the nearest hundreths.

The height of a flare fired from the deck of a ship in distress can be modeled by h(t)= -2(8t^2-52t-28), where h is the height of the flare above water and t is the time in seconds. a. find the time it takes the flare to hit the water.

Can someone me with #s 8, 9, and 11. with just one of the three also works. prove using only trig identities.

Which equation is y = -6x2 + 3x + 2 rewritten in vertex form?