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MathsMia  Mar 13, 2017
 #1
avatar+87333 
+5

The area =  (1/2) H * (B1 + B2)

 

In other words....[ the sum of the bases times the height ]  / 2

 

So we have

(1/2) (8) (19 + 11)  = 4 (30)   =   120 m^2

 

BTW....here's a cool little app for verifying this

http://www.mathopenref.com/trapezoidarea.html

 

 

cool cool cool

CPhill  Mar 13, 2017

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