Monday, 9 January 2017

basic geometry

INSTRUMENTS   USED   IN   GEOMETRY:

compass:
piece of equipment used for drawing circlesconsisting of two thin parts joined in the shape of the letter V.

divider:
piece of equipment used for measuring or drawing lines and anglesconsisting of two pieces of metal with pointed ends that are joined together at top.

protractor:
an object that is shaped like half a circle and is used for measuring and drawing angles.

ruler:
an object used for measuring or for drawing straight linesconsisting of a long flat piece of plasticwood, or metal marked with units of measurement.

set square:
 a flat plastic or metal tool with three straight sides and one right angle, used for drawing lines and measuring angles.

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