Area of polygons worksheet

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

1 a.

quadrilateral with vertices (-9, 8), (8, 5), (7, -8), and (-7, -9).
 
 
 
 
1 b.

quadrilateral with vertices (-6, 0), (8, 3), (5, -7), and (-10, -10).
 
 
 
 
2 a.

quadrilateral with vertices (-3, 3), (8, 7), (4, -10), and (-8, -4).
 
 
 
 
2 b.

quadrilateral with vertices (-1, 9), (4, 4), (2, -3), and (-2, -4).
 
 
 
 
Page 2

Answer Key

1 a. 

The area is 232 square units.

 
1 b. 

The area is 134.5 square units.

 
2 a. 

The area is 142.5 square units.

 
2 b. 

The area is 48 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