How can we measure angles directly without having to subtract? (Page 37)
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How can we measure angles directly without having to subtract? Class 6
Question 1.
How can we measure angles directly without having to subtract? Class 6
Place the protractor so the center is on the vertex of the angle.
Align the protractor so that one of the arms passes through the 0º mark, as in the picture below.
What is the degree measure of ∠AOB?
Answer:
The degree measure of ∠AOB is 80°.