Area of polygons worksheet

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

1 a.

parallelogram with vertices (-38, 75), (3, 99), (3, 16), and (-38, -8).
 
 
 
 
1 b.

parallelogram with vertices (-37, 9), (75, 9), (73, -52), and (-39, -52).
 
 
 
 
2 a.

triangle with vertices (-17, 32), (-17, -66), and (-51, 32).
 
 
 
 
2 b.

trapezoid with vertices (-61, 93), (96, 93), (33, -11), and (-68, -11).
 
 
 
 
Page 2

Answer Key

1 a. 

The area is 3403 square units.

 
1 b. 

The area is 6832 square units.

 
2 a. 

The area is 1666 square units.

 
2 b. 

The area is 13416 square units.

 


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