important formulae & properties of geometry
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1
Answer:
n-2×180
Step-by-step explanation:
n is no. of sides
Answered by
1
Answer:
Quadrant system.
Collinear and concurrent lines.
Distance between two lines.
Slope of a line.
Equations of a line.
Equation of circle.
Supplementary angles, complementary angles.
Transversal theorems.
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