1 radian equals
radian measure times radius
triangle measurement including the length of the sides and the angles in a triangle
the sum of the angles of triangle
the side opposite the right angle
the point where the line crosses the x-axis
is the set of all x values in the function
Opposite / Hypotenuse
Adjacent / Hypotenuse
the classic 30° triangle
has a hypotenuse of length 2, an opposite side of length 1 and an adjacent side of √(3):
The classic 45° triangle
has two sides of 1 and a hypotenuse of √(2):
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