Prove: the segment joining the midpoints of the diagonals of a trapezoid is parallel to the bases. slopes are equal; therefore, segments are parallel

Aplane flies around trip to philadelphia it flies to philadelphia at 220 miles per hour and back home with a tailwind at 280 miles per hour if the total trip takes 6.5 hours how many miles does the plane fly round trip

(x-5)1/2+5=2 what is a possible solution?

Consider circle c with angle acb measuring 3/4 radians.if minor arc ab measures 9 inches, what is the length of the radius of circle c? if necessary, round your answer to the nearest inch.