If you slice a rectangular pyramid parallel to its base what will be the shape of the cross-section?

The pressure exerted on the walls of a container by a gas enclosed within it is directly proportional to the temperature of the gas. if the pressure is 6 pounds per square inch when the temperature is find the pressure exerted when the temperature of the gas is 380 degrees f show work for the

Find dy/dx using implicit differentiation ln(20+e^xy)=y

Which letters from the table represent like terms? a and b b and c a and d b and d