Calculate Triangle Area: Using Height 5 and Base 4 Units

Calculate the area of the following triangle:

444555AAABBBCCCEEE

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Step-by-step video solution

Watch the teacher solve the problem with clear explanations
00:00 Calculate the area of the triangle
00:02 Apply the formula for calculating the area of a triangle
00:06 (base(BC) x height(AE)) divided by 2
00:10 Substitute in the appropriate values and proceed to solve
00:20 This is the solution

Step-by-step written solution

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1

Understand the problem

Calculate the area of the following triangle:

444555AAABBBCCCEEE

2

Step-by-step solution

The formula for calculating the area of a triangle is:

(the side * the height from the side down to the base) /2

That is:

BC×AE2 \frac{BC\times AE}{2}

We insert the existing data as shown below:

4×52=202=10 \frac{4\times5}{2}=\frac{20}{2}=10

3

Final Answer

10

Practice Quiz

Test your knowledge with interactive questions

Angle A is equal to 30°.
Angle B is equal to 60°.
Angle C is equal to 90°.

Can these angles form a triangle?

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