A pattern begins with two cubes and continues by adding a cube to each side as shown below. Which recursive definition could be used to determine the number of exterior faces in stage n?

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?

Asquare and an equilateral triangle have the same perimeter. each side the triangle is 4 inches longer than each side of the square. what is the perimeter of the square

Matt had 5 library books. he checked out 1 additional book every week without retuening any books. whats the matching equation