What do you do when you crashed your mom's SUV into a lake and you cannot get out and your slowly sinking? Please respond quick because the water is already up to my knees

It says factor each expression 49x-28?

Sketch one cycle if the cosine function y=2cos2theta

Adecorative window is made up of a rectangle with semicircles at either end. the ratio of ad to ab is 3: 2 and ab is 30 inches. what is the ratio of the area of the rectangle to the combined area of the semicircles? possible answers: a. 2: 3 b. 3: 2 c. 6: π d. 9: π e. 30: π