1.

Name the geometrical instrument having semicircular shape. a) compassb) protractor​

Answer»

Answer:

Protractor

Step-by-step explanation:

The protractor is in the SHAPE of a semicircle. The semicircle is divided into 180 equal parts which SHOW angle measurements from 0° to 180°. The protractor has two sets of measurements. The MARKING on the INNER circle is 0° to 180° in the opposite direction to the markings on the outer circle.



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