Unit 10! Flashcards
If you know the lengths of two sides and the measure of _____ angle(s) of a right triangle, you can find the measure of the other two angles and the length of the other side.
One
_____ ratios are the ratios of the lengths of the two sides of a ___ triangle.
Trigonometric, and Right.
The branch of mathematics that deals with the relationships between sides and angles of triangles is called _____.
trigonometry
A _____ is a unit of ____ measure equal to the length of the arc divided by the radius of the arc.
Radian, and Angular.
The process of calculating unknown side lengths or angle measures of a triangle if certain of the side lengths and/or angle measures are known is known as solving a _____.
Triangle
The positive _____ angle formed by the ___ side of an angle in standard position and the x-axis is called a reference angle.
acute, and terminal.
If you know the length of all three sides of a right triangle, you can find the measure of each of the three _____.
angles
The terminal side of an angle is the ray of the angle in ____ position that does not lie on the _____.
Standard, and x-axis.
Angle of _____ is the angle formed by a horizontal line and line of ___ to a point above the horizon.
elevation, and sight.
If you know the measure of two _____ and the length of one side of a ____ triangle, you can find the measure of the other angle and the length of the other two sides.
angles, and right.
Angle of depression is the angle formed by a horizontal line and a line of sight to a point _____ the horizon.
Below
The _____ is a trigonometric ratio consisting of the length of the hypotenuse to the length of the side opposite a given angle of a right triangle.
cosecant
The _____ is used to compare values that are proportional.
Geometric Mean
The positive nth root of the product of n factors is the _____.
Geometric mean
The _____ is a trigonometric ratio consisting of the length of the side adjacent to a given acute angle of a right triangle to the length of side opposite the given angle.
contagent
