In quadrilateral CDEF, if the slope is FC is 5/2, what must be the slope of CD be in order for CDEF to be a square?

Sienna planned a trapezoid-shaped garden, as shown in the drawing below. she decides to change the length of the top of the trapezoid-shaped garden from 32 ft to 24 ft. which expression finds the change in the scale factor?

Ben is three times as old as samantha, who is two years older than half of michel's age. if michel is 12. how old is ben?

Mario has $14.35 left in his wallet. he spent $148.43 for tablecloths. then, he spent $92.05 for napkins. how much money did mario have in his wallet to start with?