Area of polygons worksheet

Findtheareaoftheshapeswhentheirverticesaregiven.

1 a.

parallelogram with vertices (-13, 39), (10, 47), (10, -38), and (-13, -46).
 
 
1 b.

triangle with vertices (-31, -7), (-31, -17), and (-8, -7).
 
 
2 a.

trapezoid with vertices (-42, 30), (5, 6), (5, -45), and (-42, -13).
 
 
2 b.

trapezoid with vertices (-13, 12), (30, 12), (15, -34), and (-40, -34).
 
 
Page 2

Answer Key

1 a. 

The area is 1955 square units.

 
1 b. 

The area is 115 square units.

 
2 a. 

The area is 2209 square units.

 
2 b. 

The area is 2254 square units.

 


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