Area of polygons worksheet

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

1 a.

parallelogram with vertices (-4, 0), (7, 0), (10, -3), and (-1, -3).
 
 
1 b.

triangle with vertices (5, -4), (5, -1), and (-10, -4).
 
 
2 a.

trapezoid with vertices (-2, 4), (7, 4), (10, -1), and (-5, -1).
 
 
2 b.

parallelogram with vertices (-10, 7), (8, 2), (8, -8), and (-10, -3).
 
 
Page 2

Answer Key

1 a. 

The area is 33 square units.

 
1 b. 

The area is 22.5 square units.

 
2 a. 

The area is 60 square units.

 
2 b. 

The area is 180 square units.

 


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