Area of polygons worksheet

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

1 a.

quadrilateral with vertices (0, 5), (8, 5), (8, 4), and (1, 1).
 
 
 
 
1 b.

quadrilateral with vertices (3, 5), (7, 10), (5, 1), and (4, 0).
 
 
 
 
2 a.

pentagon with vertices (1, 5), (5, 7), (10, 6), (10, 2), and (3, 1).
 
 
 
 
2 b.

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

Answer Key

1 a. 

The area is 19.5 square units.

 
1 b. 

The area is 16 square units.

 
2 a. 

The area is 40 square units.

 
2 b. 

The area is 33 square units.

 


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