Supplementary Angles Proof: Is Alpha + Beta = 180 Degrees?

True or false?

α+β=180 \alpha+\beta=180

αβ

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Step-by-step video solution

Watch the teacher solve the problem with clear explanations
00:00 Determine whether the angles add up to 180 degrees
00:03 The angles are on the same line and are intersected by the same leg
00:06 Therefore they are adjacent angles, adjacent angles add up to 180 degrees
00:10 This is the solution

Step-by-step written solution

Follow each step carefully to understand the complete solution
1

Understand the problem

True or false?

α+β=180 \alpha+\beta=180

αβ

2

Step-by-step solution

Given that the angles alpha and beta are on the same straight line and given that they are adjacent angles. Together they are equal to 180 degrees and the statement is true.

3

Final Answer

True

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Is the straight line in the figure the height of the triangle?

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