the circumference of a circular painting is 34.54 feet. what is the diameter of the painting? use 3.14 for pi and do not round your answer.

Determine whether the quadrilateral below is a parallelogram. justify/explain your answer (this means back it up! give specific information that supports your decision. writing just "yes" or "no" will result in no credit.)

Which expression is equivalent to (4 +6i)^2? ? -20 + 48i 8 + 12i 16 - 36i 20 + 48i

Find the solution(s) to x^2-14+49=0