Area of polygons worksheet

Findtheareaoftheshapeswhentheirverticesaregiven.

1 a.

triangle with vertices (10, 7), (-7, 6), and (7, 4).
 
 
1 b.

quadrilateral with vertices (-3, 4), (3, 1), (4, -1), and (-10, -8).
 
 
2 a.

quadrilateral with vertices (-2, 10), (9, 8), (7, -4), and (-4, -3).
 
 
2 b.

quadrilateral with vertices (-5, 3), (6, 7), (0, -5), and (-10, -4).
 
 
Page 2

Answer Key

1 a. 

The area is 24 square units.

 
1 b. 

The area is 64 square units.

 
2 a. 

The area is 140.5 square units.

 
2 b. 

The area is 91.5 square units.

 


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