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?

Guest Jun 30, 2022

#1**+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**

OrangeJuicy Jun 30, 2022

#1**+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