Area of polygons worksheet

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

1 a.

parallelogram with vertices (-11, 27), (32, 21), (32, -36), and (-11, -30).
 
 
 
 
1 b.

trapezoid with vertices (-9, 78), (54, 78), (67, -52), and (-67, -52).
 
 
 
 
2 a.

parallelogram with vertices (-48, 87), (55, 87), (69, -32), and (-34, -32).
 
 
 
 
2 b.

trapezoid with vertices (-10, 83), (46, 42), (46, -44), and (-10, -64).
 
 
 
 
Page 2

Answer Key

1 a. 

The area is 2451 square units.

 
1 b. 

The area is 12805 square units.

 
2 a. 

The area is 12257 square units.

 
2 b. 

The area is 6524 square units.

 


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