Area of polygons worksheet

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

1 a.

parallelogram with vertices (-25, 49), (46, 45), (46, -50), and (-25, -46).
 
 
 
 
1 b.

trapezoid with vertices (-48, 21), (5, 21), (18, -38), and (-24, -38).
 
 
 
 
2 a.

parallelogram with vertices (-21, 25), (14, 33), (14, -42), and (-21, -50).
 
 
 
 
2 b.

trapezoid with vertices (-20, 11), (20, 19), (20, -17), and (-20, -14).
 
 
 
 
Page 2

Answer Key

1 a. 

The area is 6745 square units.

 
1 b. 

The area is 2802.5 square units.

 
2 a. 

The area is 2625 square units.

 
2 b. 

The area is 1220 square units.

 


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