Name__________________________

 

AREA OF A TRAPEZOID #4--KEY

 

Directions:  Find the area of each trapezoid.  The formula to calculate the area of a trapezoid is

Area = ½(base 1 + base 2) x height.  Write your answer in the space provided.

 

 

                 3.2 in                                                                            3.5 in                                                                     3.3 in

1)                                                         2)                                                         3)

           

4 in

 

4 in

 
 

 

 

 


                                      8 in                                                                                6 in                                                                         8 in

 

 

                 Area ___22.4_______                            Area ____19______                            Area _____22.6_____

 

 

 

                 3 in                                                                                5 in                                                                         6 in

4)                                                         5)                                                         6)

           

4 in

 

3 in

 
 

 

 

 


                                      4.5 in                                                            6.8 in                                                                       7.9 in

 

 

                 Area _____18.75_____                          Area _____23.6_____                         Area ____20.85______

 

 

 

 

 

                 5 in                                                                                9 in                                                                         5 in

7)                                                         8)                                                         9)

           

2.3 in

 

4.4 in

 
 

 

 

 


                                      12 in                                                                              10 in                                                                       8 in

 

 

                 Area ____29.75______                          Area _____21.85_____                       Area _____28.6_____