Area of polygons worksheet

Find the area of the shapes when their vertices are given.

1 a.

quadrilateral with vertices (1, 8), (6, 8), (6, 2), and (0, 0).
 
 
 
 
1 b.

quadrilateral with vertices (1, 8), (8, 5), (5, 4), and (2, 3).
 
 
 
 
2 a.

triangle with vertices (2, 6), (6, 5), and (5, 4).
 
 
 
 
2 b.

quadrilateral with vertices (5, 7), (9, 7), (8, 2), and (3, 0).
 
 
 
 
Page 2

Answer Key

1 a. 

The area is 38 square units.

 
1 b. 

The area is 16 square units.

 
2 a. 

The area is 2.5 square units.

 
2 b. 

The area is 25.5 square units.

 


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