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Triangle ABC has its vertices A, B, and C on the sides of a rectangle 4 units by 5 units as shown.  What is the area of the triangle in square units?

 

 Jun 30, 2022

Best Answer 

 #1
avatar+192 
+2

There are more than one way to tackle this problem but I'll offer my best solution.

 

Total area of rectangle = 4*5 = 20

 

Then, subtract the three white parts that are not counted(2*4/2 = 4, 2*3/2 = 3, and 2*5/2 = 5)

 

Our final answer is 20 - 3 - 4 -5 = 8

 Jun 30, 2022
 #1
avatar+192 
+2
Best Answer

There are more than one way to tackle this problem but I'll offer my best solution.

 

Total area of rectangle = 4*5 = 20

 

Then, subtract the three white parts that are not counted(2*4/2 = 4, 2*3/2 = 3, and 2*5/2 = 5)

 

Our final answer is 20 - 3 - 4 -5 = 8

OrangeJuicy Jun 30, 2022

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