Who could help me with this please and thank you

If eh = hg and hg=16, find the diameter of k

At $1.32 million, they closed last month percent above what they paid in 2007." how much did they pay in 2007?

Thanh and her crew are building a stage in the shape of a trapezoid for an upcoming festival. the lengths of the parallel sides of the trapezoid are 14 ft and 24 ft. the height of the trapezoid is 12 ft. what is the area of the stage? enter your answer in the box. ft²