The patels took out a 15-year mortgage. how many monthly payments will they have to make on this mortgage?

The perimeter of a movie screen is 54 meters. the screen is 18 meters wide. how tall is it?

Which of the following is an equation of a line parallel to the equation y=4x+1?

Look at the figure below: triangle abc is a right triangle with angle abc equal to 90 degrees. the length of ac is 5 units and the length of ab is 4 units. d is a point above c. triangle adc is a right triangle with angle dac equal to 90 degrees and dc parallel to ab. what is the length, in units, of segment cd?