Area of polygons worksheet

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

1 a.

triangle with vertices (1, 8), (1, 7), and (4, 8).
 
 
 
 
1 b.

triangle with vertices (2, 8), (2, 7), and (6, 8).
 
 
 
 
2 a.

triangle with vertices (0, 0), (0, 4), and (8, 0).
 
 
 
 
2 b.

triangle with vertices (8, 6), (8, 9), and (1, 6).
 
 
 
 
Page 2

Answer Key

1 a. 

The area is 1.5 square units.

 
1 b. 

The area is 2 square units.

 
2 a. 

The area is 16 square units.

 
2 b. 

The area is 10.5 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