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Gre2ehakijaish
Gre2ehakijaish Gre2ehakijaish
  • 05-05-2016
  • Mathematics
Answered

The measure of the acute angle between the line passing through (0,2) , (-2,0) and the line whose equation is Y=0 equals

Verified Answer :

Edufirst
Edufirst Edufirst
  • 12-05-2016

slope of the line, m:

\(m= \frac{rise}{run} = \frac{2-0}{0-(-2)} = \frac{2}{2} =1\)

Angle with the horizontal line (y =0)

tan (angle) = 1

angle = arctan(1) = 45°.

That is the angle requested: 45°

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