a trapezoid has base lengths of 4 and 19 feet, with an area of 115 square feet. what is the height of the trapezoid?
3 answers
115=height*(4+19)/2
115=x(4+19)/2
115/11.5= 11.5x/11.5 x=10
Height= 10
115/11.5= 11.5x/11.5 x=10
Height= 10
42ft 56 ft 111ft
7 answers