Asked by Jean
Express by an algebraic equation the statement that the line joining P(x,y)to the point (12,-5) has an inclination of arctan 1/3.
Answers
Answered by
Henry
m = tanA = (-5 - Y) / (12 - X) = 1/3,
The slope of a line is equal to the
tangent of the angle between the line
and positive X-axis.
tanA = 1/3,
A = 18.4 Degrees.
The slope of a line is equal to the
tangent of the angle between the line
and positive X-axis.
tanA = 1/3,
A = 18.4 Degrees.
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