nees101

The volume V of an ideal gas varies directly with the temperature T and inversely with the pressure P. A cylinder contains oxygen at a temperature of 310 degrees K and a pressure of 18 atmospheres in a volume of 120 liters. Find the pressure if the volume is decreased to 105 liters and the temperature is increased to 350 degrees K.

Round your answer to two decimal places.

A die is rolled, find the probability that an even number is obtained.

Find the total cost of making a triangular sail that has a basedimension of 14 feet and a height of 30 feet if the price formaking the sail is ​$17.50 per square foot.

Find the term that mist be added to the equation to make it into a perfect square.

◯ A. 36

◯ B. -7

◯ C. 9

◯ D. 18

Show that the points form the vertices of the polygon.

     isosceles triangle: (2,-5), (3,3), (-5,4)

distance between (2,-5) and (3,3)        = ______ units

distance between (3,3) and (-5,4)        = ______ units 

distance between (2,-5) and (-5,4)      = ______ units