Area of polygons worksheet

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

1 a.

trapezoid with vertices (-2, 3), (10, 3), (4, -1), and (-3, -1).
 
 
 
 
1 b.

parallelogram with vertices (0, 3), (9, 3), (9, -6), and (0, -6).
 
 
 
 
2 a.

trapezoid with vertices (-6, 8), (3, 8), (5, -4), and (-5, -4).
 
 
 
 
2 b.

parallelogram with vertices (-5, 6), (8, 7), (8, -2), and (-5, -3).
 
 
 
 
Page 2

Answer Key

1 a. 

The area is 38 square units.

 
1 b. 

The area is 81 square units.

 
2 a. 

The area is 114 square units.

 
2 b. 

The area is 117 square units.

 


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