# Flashcards - FTCE Math: Trigonometry

Flashcards - FTCE Math: Trigonometry
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hypotenuse
In geometry, a hypotenuse is the longest side of a right-angled triangle, the side opposite of the right angle
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unit circle
In mathematics, a unit circle is a circle with a radius of one
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tangent
In geometry, the tangent line to a plane curve at a given point is the straight line that \"just touches\" the curve at that point
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sine
In mathematics, the sine is a trigonometric function of an angle
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sine
In mathematics, the sine is a trigonometric function of an angle
tangent
In geometry, the tangent line to a plane curve at a given point is the straight line that \"just touches\" the curve at that point
unit circle
In mathematics, a unit circle is a circle with a radius of one
hypotenuse
In geometry, a hypotenuse is the longest side of a right-angled triangle, the side opposite of the right angle
right triangle
A right triangle or right-angled triangle is a triangle in which one angle is a right angle
Law of Sines
In trigonometry, the law of sines, sine law, sine formula, or sine rule is an equation relating the lengths of the sides of any shaped triangle to the sines of its angles
Law of Cosines
In trigonometry, the law of cosines relates the lengths of the sides of a triangle to the cosine of one of its angles
trigonometric functions
In mathematics, the trigonometric functions are functions of an angle
Pythagorean identities
The Pythagorean trigonometric identity is a trigonometric identity expressing the Pythagorean theorem in terms of trigonometric functions

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