Exploring Supplementary Angles
Supplementary Angles
Use the applet below to answer the questions that appear beneath it.
1
Use the slider to adjust the measures of the pink and blue angles. What do you notice about the pink angle as the blue angle increases?
2
In the applet above, the blue angle and the pink angle are said to be supplementary angles. Given this information, determine the supplement of a 55° angle.
3
What is the supplement of a 1-degree angle?
4
Do supplementary angles have to be adjacent? Explain your thinking.
5
In your own words, what are supplementary angles?