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ANGLES (Types and classification of Angles (Acute angle: less than 90…
ANGLES
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Definition
The space within two lines or three or more planes diverging from a common point, or within two planes diverging from a common line.
Supplementary angles
When the sum of the measures of two angles is 180°, such angles are called supplementary angles and each of them is called a supplement of the other.
Complementary angles
When the sum of the measures of two angles is 90°, such angles are called complementary angles and each angle is called a complement of the other.