Area of polygons worksheet

Findtheareaoftheshapeswhentheirverticesaregiven

1 a.

triangle with vertices (-22, 44), (-22, 6), and (14, 44).
 
 
1 b.

triangle with vertices (-40, -45), (-40, 44), and (-32, -45).
 
 
2 a.

trapezoid with vertices (-50, 20), (11, 4), (11, -12), and (-50, -21).
 
 
2 b.

parallelogram with vertices (-46, 25), (50, 35), (50, -38), and (-46, -48).
 
 
Page 2

Answer Key

1 a. 

The area is 684 square units.

 
1 b. 

The area is 356 square units.

 
2 a. 

The area is 1738.5 square units.

 
2 b. 

The area is 7008 square units.

 


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