# Trig ratios Crossword

Type
Crossword
Description

Abbreviation of cosine ratio CAH
Abbreviation of tangent ratio TOA
Abbreviation of sine ratio SOH
Top value of cosine ratio Adjacent
Bottom value of sine ratio Hypotenuse
The ratios you are learning right now are within the topic of Trigonometry
Opposite/Hypotenuse Sine
You use the ratios of this unit on one specific shape: Triangles
For the ratios to work, the shape should have a ___ angle Right
Top value of tan ratio Opposite

## Trigonometry Word Find Word Search

Type
Word Search
Description

Angle Of Depression
SOH CAH TOA
Trigonometric Ratio
Inverse
Trigonometry
Tangent
Sine
Triangle
Right Triangle
Reference Angle
Opposite
Hypotenuse
Degree
Cosine
Bearings
Compass
Angle Of Elevation

## Trigonometry Crossword

Type
Crossword
Description

Always opposite of the right angle of the right triangle Hypotenuse
Will always makeup part of the angle that is being discussed and not be the hypotenuse Adjacent Side
Will never form part of the angle being discussed Opposite side
Opposite/Hypotenuse Sine
A triangle with a right angle Right triangle
A special right triangle with two congruent angle 45-45-90 Triangle
Two sides with with equal lengths Isosceles Triangle
Special right triangle that uses the ratio 1:Radical of 3:2 30-60-90 Triangle
a^2+b^2=c^2 Pythagorean Therom
Angle that is always 90 degrees Right Angle
A plane figure with three straight sides and three angles Triangle
Branch of mathematics dealing with the relations of the sides and angles of triangles and with the relevant function of any angles Trigonometry
Identical in form, size and angles Congruent
Inverse of sin Sin^-1
Inverse of Cosine Cos^-1
Inverse of Tangent Tan^-1
The angle sum of a triangle 180 Degrees
Is used to show which lines are parallel \
If all sides are the same on both of the triangle then they are congruent SSS Postulate
If two sides and the angle between them are the same then they are congruent SAS Postulate
Another word for height Altitude
In a triangle it is the line segment drawn from a vertex to the midpoint Median
If two angles are the same for two triangle then they are the same AA Postulate

## Right triangle and trigonometry Crossword

Type
Crossword
Description

is the study of the relationship of the sides and angles of a triangle trigonometry
contains a right angle, which measures 90 degrees and two acute angles each less than 90 degrees right triangle
the side opposite the right angle is the hypotenuse hypotenuse
the other two sides legs
which says that the square of the length of the hypotenuse equals the sum of the squares of the lengths of the legs Pythagorean Theorem
special right triangle has acute angles measuring 30 and 60 degrees. 30-60-90 triangle
trig ratios, opposite over hypotenuse sine
trig ratio, adjacent over hypotenuse cosine
across from the theta angle opposite leg
trig ratio, opposite over adjacent tangent
isosceles right triangles sometimes referred as, acute angles are equal 45-45-90 triangle
angle between a horizontal line and the line of sight to an object above the horizontal line angle of elevation
angle which the plane descends angle of depression
is a set of three integers a, b, c which form the sides of a right angled triangle Pythagorean triple
perform the opposite operations that the sine, cosine, tangent, secant, cosecant and cotangent perform inverse trig function

## Review of Trig Ratios Crossword

Type
Crossword
Description

A triangle with a right angle. right triangle
The sum of the angles of a triangle. one hundred eighty
The trig function for Adjacent/Hypotenuse cosine
The trig function for Opposite/Hypotenuse sine
The trig function for Opposite/Adjacent tangent
The longest side of a triangle. hypotenuse
The side next to the reference angle. adjacent side
The side on the opposite side of a reference angle. opposite side
The Greek letter that looks like and O with a line through it. theta
a^2 + b^2 = c^2 pythagorean theorem
Acronym given to the trig ratios. soh cah toa
Branch of math that deals with right triangles and their ratios. trigonometry
Another word for a fraction. ratio
The number of degrees the square inside the triangle represents. ninty
The name of the sides attached to the right angle in a triangle. legs

## Trigonometry Crossword Puzzle

Type
Crossword
Description

a straight line from the center to the circumference of a circle radius
a unit of measurement of angles degree
the longest side of a right triangle, opposite the right angle hypotenuse
statement believed to be true based on observations conjecture
all three sides are equal in a triangle equilateral
triangle that has two sides of equal length isosceles
square of the hypotenuse (the side opposite the right angle) is equal to the sum of the squares of the other two sides. Pythagorean theorem
relative sizes of two or more values ratio
figure with three straight sides and three angles triangle
the trigonometric function that is equal to the ratio of the side opposite a given angle (in a right triangle) to the hypotenuse. sine
equal to the ratio of the side adjacent to an acute angle (in a right-angled triangle) to the hypotenuse. cosine
an angle is the length of the opposite side divided by the length of the adjacent side. tangent
line forming the boundary of a closed geometric shape perimeter
when two anles have a common side and a common vertex (corner point) and don't overlap. adjacent

Type
Word Search
Description

angle
cos
cosine
hypotenuse
length
opposite
ratio
sin
sine
tan
tangent
theta
triangle

## Right triangles and trigonometry Word Search

Type
Word Search
Description

Pythagorean triple
Theta
Opposite
Tangent
45-45-90 triangles
Inverse trig function
Pythagorean theorem
Angel of elevation
Cosine
30-60-90 triangles
Hypotenuse
Degree
Angel of Depression
Sine

## Vocabulary: Triangles Crossword

Type
Crossword
Description

opposite side over adjacent side tangent
opposite side over hypotenuse sine
angle less than 90 degrees acute
angle greater than 90 degrees obtuse
a triangle with two equal sides isosceles
a triangle with a 90 degree angle right
a triangle with three equal sides equilateral
a triangle with no equal sides scalene
the study of the relationship between the angles and the sides of a triangle trigonometry
the theorem that relates the three sides of a triangle pythagorean
the side opposite to the right angle hypotenuse
Formula that is for the distance around the shape perimeter
the amount of space within a shape area
In the area formula of a triangle, what does b stand for? base
Measure of the vertical distance height
same size same shape congruent

## Right Triangles and Trigonometry Crossword

Type
Crossword
Description

The side opposite the right angle of a right triangle Hypotenuse
A set of 3 positive integers that satisfy the equation c^2=a^2 + b^2 Pythagorean Triple
The positive number x that satisfies a/x = x/b Geometric mean
A ratio of the lengths of two sides in a right triangle Trigonometric ratio
Trig ratio that involves the lengths of the legs of a right triangle Tangent
Angle that an upward line of sight makes with a horizontal line Angle of elevation
Trig ratios that involve the lengths of a leg and the hypotenuse of a right triangle Sine and Cosine
Angle that a downward line of sight makes with a horizontal line Angle of depression
If tan A = x, then tan^-1 x = m<A Inverse Tangent
If sin A =y then sin^-1 y = m<A Inverse Sine
If cos A = z the cos^-1 z = m<A Inverse Cosine
Used to solve triangles with AAS or ASA Law of Sines
Used to solve triangle with SAS or SSS Law of Cosines

## Trig Word Find Word Search

Type
Word Search
Description

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