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# Howard Geometry 10

### Chapter 10 Geometry Vocabulary

Radical An expression written with a radical symbol
Radicand The number or expression inside the radial symbol
45-45-90 Triangle A right triangle with side lengths of 1, 1, and √2
30-60-90 Triangle A right triangle with side lengths 1, 2, √3
Vertex The point where two sides meet
Trigonometric Function The ratios of the lengths of two sides of a right triangle
Sine The opposite leg divided by the hypotenuse
Cosine The adjacent leg divided by the hypotenuse.
Tangent The opposite leg divided by the adjacent leg
Pythagorean Theorem Formula used to find the missing side of a right triangle
Solve a Triangle To find all the lengths of the sides and all the measure of the angles.
Hypotenuse The longest side of a right triangle across the right angle
Opposite Leg The side of a right triangle that makes the right angle and is across from the given angle
Adjacent Leg The side of a right triangle that makes the right angle and is next to the given angle
Inverse To undo a function; It is written with a -1 as an exponent
Created by: HowardGeometry