Area of polygons worksheet

Findtheareaoftheshapeswhentheirverticesaregiven.

1 a.

parallelogram with vertices (-39, 36), (31, 36), (47, -10), and (-23, -10).
 
 
1 b.

triangle with vertices (-32, 42), (-32, 33), and (-34, 42).
 
 
2 a.

triangle with vertices (16, -5), (16, 31), and (21, -5).
 
 
2 b.

triangle with vertices (47, -43), (47, 48), and (-42, -43).
 
 
Page 2

Answer Key

1 a. 

The area is 3220 square units.

 
1 b. 

The area is 9 square units.

 
2 a. 

The area is 90 square units.

 
2 b. 

The area is 4049.5 square units.

 


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