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وارد شوید

Mathematics for IGCSE & O level - Geometrical Constructions (Section 2 - No. 34)

What should you do before reading the scale of a protractor?
Estimate the angle
Choose which scale to use
Line up the protractor
All of the above

توضیح

Before measuring an angle, one must estimate its size, choose which scale to use, and line up the protractor correctly.

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