If 3, 4, a, 7,9 are in ascending order and the median is 6, find the value of a

Given: circle o, cd is diameter, chord ab || cd. arc ab = 74°, find arc ca.

George is putting trim around his rectangular deck, including the gate. he will need 44 feet of trim to do the entire deck. if the deck is 13 feet long, how wide is the deck?

The length of a field is 100 yards and its width is 75 yards. if 1 inch represents 25 yards, what would be the dimensions of the field drawn on a sheet of paper?