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In this lesson, we will learn how to solve various angle problems by using properties of lines, polygons, and circles.
Q1:
These four angles fit together to make a full turn.
How many of these 45∘ angles fit together to make a full turn?
Q2:
These three angles fit together to make a straight line.
How many angles of 36∘ fit together to make a straight line?
Q3:
Look at the two regular pentagons.
If pentagon 2 was rotated about point 𝐴 until point 𝐶 was at point 𝐵, how much was it rotated?
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