A family has a $99,549,30-year mortgage at 6.9% compounded monthly. Find the monthly payment. Also find the unpaid balance after 25 years.

Solve each quadratic equation by factoring and using the zero product property. 10x + 6 = -2x^2 -2

The measures of the legs of a right triangle are 15m and 20m . what is the length of the hypotenuse

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?