adrianna went on a 90 mile trip to a soccer game. on the way back, due to road construction she had to drive 15 miles an hour slower. this made the trip take 1 hour longer. how fast did she drivr to the soccer game?

Is the orthocenter of a triangle on the inside ?

The radius of the base of a cylinder is 10 centimeters, and its height is 20 centimeters. a cone is used to fill the cylinder with water. the radius of the cone's base is 5 centimeters, and its height is 10 centimeters.

Which of these lines passes through the point (1,-1) and has a slope of -3?