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sine function

Midline

amplitude

conterminal angle

cosine

Cycle

initial side

period

Periodic function

sine

standard position

tangent

terminal side

unit circle

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A rectangular (or square) array of numbers. Matrix

Trig function where adjacent is over hypotenuse Cosine

The ray where measurement of an angle stops. Terminal ray

Equations relating the sines of the interior angles of a triangle and the corresponding opposite sides. LawofSine

The circle with radius 1 which is centered at the origin on the x-y plane Unit circle

A u-shaped curve with certain specific properties. Parabola

The function obtained by switching the x- and y-variables in a function. Inverse Functions

The trig function where opposite is over hypotenuse. Sine

The ray where measurement of an angle starts. Initial Ray

The horizontal distance required for the graph of a periodic function to complete one cycle. Period

The principle axis of symmetry. Major Axis

Horizontal shift for a periodic function. Phase Shift

two fixed points within the conic section Foci

Half the difference between the minimum and maximum values of the range. Amplitude

A conic section which is essentially a stretched circle. Ellipse

A unit for measuring angles Radians

For any given angle, its reference angle is an acute version of that angle. Reference Angle

A line through the center which is perpendicular to the major axis. Minor Axis

Angles which, drawn in standard position, share a terminal side. Coterminal Angles

A unit of angle measure equal to of a complete revolution. Degrees

A conic section that can be thought of as an inside-out ellipse. Hyperbolas

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ADJACENT

ANGLE OF DEPRESSION

ANGLE OF ELEVATION

ARC LENGTH

BEARINGS

CIRCULAR FUNCTIONS

COMPLEMENTARY

COSECANT

COSINE

COTANGENT

DEGREE

HYPOTENUSE

IDENTITIES

INITIAL SIDE

INVERSE

OPPOSITE

PERIOD

PYTHAGOREAN THEOREM

RADIAN

REFERENCE ANGLE

SECANT

SINE

SUPPLEMENTARY

TANGENT

TERMINAL SIDE

TRANSLATE

TRIANGLE

TRIGONOMETRY

UNIT CIRCLE

VERTICAL ANGLES

- Type
- Crossword Puzzle

opposite over hypotenuse sine

adjacent over hypotenuse cosine

trigonometric functions that are reciprocals of each other (2wds.) reciprocal functions

ratios that are formed using the side measures of a right triangle and a reference angle (2wds.) trigonometric ratios

opposite over adjacent tangent

the angle formed by a horizontal line and an observer's line of sight to an object below (3 wds.) angle of depression

the angle formed by a horizontal line and an observer's line of sight to an object above (3 wds.) angle of elevation

to find the measures of all the sides and angles of a triangle (4 wds) solve a right triangle

adjacent over opposite cotangent

the common endpoint of two or more noncollinear rays vertex

the starting position of a ray when forming an angle (2 wds.) initial side

the final position of a ray after rotation when forming an angle (2 wds.) terminal side

In the coordinate plane, an angle positioned so that its vertex is at the origin and its initial side is along the positive x-axis (2 wds.) standard position

a unit of angular measurement equal to 180/pi radians

angles in standard position that have the same initial and terminal sides but different measures (2 wds.) coterminal angles

the rate at which an object moves along a circular path (2 wds.) linear speed

the rate at which the object rotates about a fixed point (2 wds.) angular speed

an angle in standard position that has a terminal side that lies on one of the coordinate axis (2 wds.) quadrantal angle

the acute angle formed by the terminal side of an angle in standard position and the x-axis (2 wds.) reference angle

a circle with radius one centered at the origin of a coordinate system (2 wds.) unit circle

any transformation of a sine function sinusoid

half the distance between the maximum and minimum values of a sinusoidal function amplitude

the number of cycles the function completes in one unit intervals frequency

the difference between the horizontal position of a function and that of an otherwise similar sinusoidal function (2wds.) phase shift

A vertical translation that is the average of the maximum and minimum values of the function (2wds.) vertical shift

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Radian

Phi

Wavelength

Unitcircle

Trigonometry

Triangle

Tangent

Secant

Midline

Inverse

Identities

Function

Frequency

Equation

Degree

Counterclockwise

Coterminal

Clockwise

COtangent

Cosine

Cosecant

Circle

Beta

Angle

Amplitude

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Amplitude

Angular

Annulus

Arc Length

Area of A Triangle

Cavalieri

Co Function

Coordinate

Coterminal

Degree

Depression

Displacement

Double Angle

Ellipsoid

Formulas

Frequency

Homogeneous

Identities

Indeterminate

Instantaneous

Inverse

Law of Cosines

Law of Sines

Linear

Orthogonal

Period

Projectile Motion

Pythagarean

Quadrant

Quotient

Radian

Radius

Reciprocal

Reference

Sector

Six Trig

Tangent

Torus

Trapezoid Rule

Trigometric

Undefined

Velocity

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obtuse

range

domain

right angle

unit circle

coterminal angles

asymptotes

radians

degrees

ending point

starting point

vertical shift

amplitude

period

tangent function

contangent function

pythagorean theorem

cosine

sine

phase shift

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- Crossword Puzzle

inverse function of the sine arcsine

ratio of the adjacent to the opposite side of a right triange cotangent

1 of these is at the negative x-axis radian

the space between intersecting lines angle

the set of all inputs of a function domain

the repeating interval of a periodic function period

the set of all possible outputs of a function range

the circle whose center is at the origin and radius is one unit circle

the branch of math that deals with the relations between the sides and angles of triangles and the calculations ased on them trigonometry

90 degrees rightangle

longest side of a triangle hypotenuse

y/r sine

x/r cosine

y/x tangent

- Type
- Crossword Puzzle

Means " measurement of triangles" Trigonometry

Determined by rotating a ray to its end point Angle

includes initial side and its origin is the vertex STANDARD POSITION

has the same initial and terminal side Coterminal

starting point of ray Initial side

end point of a ray vertex

position after rotation terminal side

Counterclockwise rotation positive angles

generated by clockwise rotation Negative angles

equal in length to the radius of a circle Radian

sum is π/2 complementary

sum is π Supplementary

a term to measure angles Degree

the long side opposite to the right angle of a triangle Hypotenuse

contiguous side Adjacent

contradictory to the angle Opposite

soh Sine

Cah cosine

Toa Tangent

acute angle that follows a path due north Bearing

- Type
- Crossword Puzzle

the positive square root of two number's products geometric mean

a set of three nonzero whole numbers a, b, and c, such that a^2 + b^2 = c^2 pythagorean triple

Adj/hyp cosine

opp/hyp sine

opp/adj tangent

ratio of the lengths of two sides of a right triangle trigonometric ratio

trigon, meaning triangle, and metron, meaning measure trigonometry

cos-1 inverse cosine

sin-1 inverse sine

tan-1 inverse tangent

horizontal line and line of sight above horizontal line angle of elevation

horizontal line and line of sight below horizontal line angle of depression

used to find side lengths and angle measures for any triangle (AAS or ASA) Law of Sines

used to solve a triangle with the measures of two sides and included angle (SAS) Law of Cosines

the length of a vector from its original point to its terminal point magnitude

expressed as the angle it forms with the horizontal or as a measurement between 0 & 90 east or west of the north-south line direction

describes the magnitude and direction of the quantity vector

the sum of two or more vectors is a single vector resultant

when a vector's initial point is at the origin standard position

to describe a vector with an initial point; (x,y) component form

- Type
- Crossword Puzzle

the common endpoint of two rays forming an angle vertex

the side opposite the right angle in a right triangle hypotenuse

the measure of an angle that is 1/360 of a complete rotation in the positive direction degree

functions defined using a unit circle circular functions

the angle between a horizontal line and the line of sight from the observer to an object at a lower level angle of depression

the angle between a horizontal line and the line of sight from the observer to an object at a higher level angle of elevation

the fixed ray of an angle initial side

two angles in standard position that have the same terminal side coterminal angles

an angle with its vertex at the origin and its initial side along the positive x-axis standard position

an angle in standard position whose terminal side coincides with one of the axes quadrantal angle

the side of a right triangle that is opposite an acute angle in the triangle side opposite

a unit of angle measure that is 1/60 of a minute second

a unit of angle measure that is 1/60 of a degree minute

the two sides of a right triangle forming the right angle legs

a ray of an angle that rotates about the vertex terminal side

a ratio of the sides of a right triangle used to defind the sine, cosine, and tangent ratios of the triangle trigonometric ratio

a circle of radius 1 unit whose center is at the origin of a rectangular coordinate system unit circle

the acute angle formed by the terminal side of an angle in standard position and the x-axis reference angle

the reciprocal trig ratio of cosine secant

the reciprocal trig ratio of sine cosecant

the reciprocal trig ratio of tangent cotangent

the acronym used to help remember the three main trig functions sohcahtoa

the trig function represented by the x-coordinate cosine

the trig function represented by the y-coordinate sine