Figure ABCD is a trapezoid and figure CDEF is a parallelogram. The area of trapezoid ABCD is equal to the area of parallelogram CDEF. Find the length of CD.

If 1/√5+1/√5+1=p+q√r , find the values of p, q and r

Dakota earned $7.50 in interest in account a and $18.75 in interest in account b after 15 months. if the simple interest rate is 4% for account a and 5% for account b, which account has the greater principal? explain. to make it a little easier, there is an image. good luck!

Aconstruction worker has rope 9 m long he needs to cut it in pieces that are each 3 /5 m long how many such pieces can he cut without having any rope leftover?