Find the area of the figure on the right.

area of trapezpoid   =   (first base + second base) / 2  *  height

 

area of trapezpoid   =   (6 + 9) / 2  *  4

 

area of trapezpoid   =   15 / 2  *  4

 

area of trapezpoid   =   60 / 2

 

area of trapezpoid   =   30       cm²