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What is 1 + 3?
angles that are less than 90°
angle of depression
angle created when looking below the line of sight
angle of elevation
An angle formed by a horizontal line and a line of sight above it.
the ratio of the adjacent leg over the hypotenuse of an angle
a line that is flat and parallel to the ground
the longest side of a right triangle
always true for the allowed values of the variable
side of a triangle
line of sight
the imaginary line that inculed all that is directly in front of you
an equation involving two or more variables
across from the angle given
a comparison of two quantities by division
a triangle with 1 right angle
the mathematics of triangles and trigonometric functions