Area of polygons worksheet

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

1 a.

parallelogram with vertices (-28, 13), (81, 55), (81, -3), and (-28, -45).
 
 
 
 
1 b.

trapezoid with vertices (-79, 7), (18, 7), (35, -20), and (-32, -20).
 
 
 
 
2 a.

parallelogram with vertices (-64, 14), (4, 14), (71, -46), and (3, -46).
 
 
 
 
2 b.

parallelogram with vertices (-97, 75), (60, 66), (60, -88), and (-97, -79).
 
 
 
 
Page 2

Answer Key

1 a. 

The area is 6322 square units.

 
1 b. 

The area is 2214 square units.

 
2 a. 

The area is 4080 square units.

 
2 b. 

The area is 24178 square units.

 


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