Area of polygons worksheet

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

1 a.

parallelogram with vertices (-28, 33), (28, 45), (28, -37), and (-28, -49).
 
 
 
 
1 b.

triangle with vertices (-30, 24), (-30, 20), and (43, 24).
 
 
 
 
2 a.

parallelogram with vertices (-45, 2), (33, 2), (33, -3), and (-45, -3).
 
 
 
 
2 b.

triangle with vertices (25, 47), (25, -21), and (45, 47).
 
 
 
 
Page 2

Answer Key

1 a. 

The area is 4592 square units.

 
1 b. 

The area is 146 square units.

 
2 a. 

The area is 390 square units.

 
2 b. 

The area is 680 square units.

 


Copying permission: You are free to copy this worksheet to any number of students for their mathematics work. Do not distribute on websites, books, or any such material without permission. Copyright www.HomeschoolMath.net