Area of polygons worksheet

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

1 a.

trapezoid with vertices (-59, 5), (25, 13), (25, -79), and (-59, -9).
 
 
 
 
1 b.

trapezoid with vertices (-59, 98), (26, 56), (26, -11), and (-59, -20).
 
 
 
 
2 a.

parallelogram with vertices (-44, 94), (39, 94), (34, -88), and (-49, -88).
 
 
 
 
2 b.

triangle with vertices (-36, 15), (-36, 29), and (-70, 15).
 
 
 
 
Page 2

Answer Key

1 a. 

The area is 4452 square units.

 
1 b. 

The area is 7862.5 square units.

 
2 a. 

The area is 15106 square units.

 
2 b. 

The area is 238 square units.

 


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