Question 263303
A lawn is in the shape of a trapezoid with a height of 60 ft and bases of 70ft and 130 ft.  How many bags of fertilizer must be purchased to cover the lawn if each bag covers 4000 square feet.

Area of trapezoid = h*1/2*(a+b)    ( where a and b are the parallel sides.)
60*1/2*(70+130)
=6000 sq. feet.

1.5 bags will be needed

enjoy with maths