How do you calculate the angle using the sine function?

To find an angle using the sine function, use the inverse sine function: $$C = \text{sin}^{-1}igg(\frac{Opposite}{Hypotenuse}igg)$$ .

What is the value of sin(30 degrees)?

The value of sin(30 degrees) is $$\frac{1}{2}$$ .

What is the value of cos(60 degrees)?

The value of cos(60 degrees) is $$\frac{1}{2}$$ .

What is the value of tan(45 degrees)?

The value of tan(45 degrees) is 1.

What is the relationship between sine and cosine for complementary angles?

For complementary angles, $$\text{sine}(A) = \text{cosine}(90^\text{o} - A)$$ .

What is the hypotenuse in a right triangle?

The hypotenuse is the longest side of a right triangle, opposite the right angle.

What is the definition of an angle in standard position?

An angle in standard position has its vertex at the origin and its initial side along the positive x-axis.

What is the unit circle and its significance in trigonometry?

The unit circle is a circle with a radius of 1 centered at the origin of a coordinate plane, used to define trigonometric functions for all angles.

Right Triangle Trigonometry Flashcard Flashcards

Student preview

15 questions

Show all answers

1.

FLASHCARD QUESTION

Front

What is the definition of a right triangle?

Back

A right triangle is a triangle that has one angle measuring 90 degrees.

2.

FLASHCARD QUESTION

Front

What is the Pythagorean theorem?

Back

3.

FLASHCARD QUESTION

Front

What is the sine function in a right triangle?

Back

4.

FLASHCARD QUESTION

Front

What is the cosine function in a right triangle?

Back

5.

FLASHCARD QUESTION

Front

What is the tangent function in a right triangle?

Back

6.

FLASHCARD QUESTION

Front

How do you find the length of a side in a right triangle using trigonometric ratios?

Back

7.

FLASHCARD QUESTION

Front

What is the relationship between the angles in a right triangle?

Back

The sum of the angles in any triangle is 180 degrees. In a right triangle, the two non-right angles must sum to 90 degrees.

Access all questions and much more by creating a free account

Create resources

Host any resource

Get auto-graded reports

Continue with Google

Continue with Email

Continue with Classlink

Continue with Clever

or continue with

Microsoft

Apple

Others

Already have an account?

Similar Resources on Wayground

15 questions

The Genre of Science Fiction

Flashcard

•

11th - 12th Grade

10 questions

Output Devices

Flashcard

•

10th Grade

15 questions

English to Arabic Clothing Vocabulary

Flashcard

•

9th Grade - University

10 questions

Synthetic Personalisation A level English

Flashcard

•

12th Grade - University

13 questions

Simple Tips for Healthy Eating

Flashcard

•

10th Grade

10 questions

Purpose Clauses

Flashcard

•

10th - 11th Grade

9 questions

Parts of a Computer

Flashcard

•

9th - 12th Grade

15 questions

Plant Structure and Function Review

Flashcard

•

9th - 12th Grade

Popular Resources on Wayground

7 questions

History of Valentine's Day

Interactive video

•

4th Grade

15 questions

Fractions on a Number Line

Quiz

•

3rd Grade

20 questions

Equivalent Fractions

Quiz

•

3rd Grade

25 questions

Multiplication Facts

Quiz

•

5th Grade

$fractions$

22 questions

fractions

Quiz

•

3rd Grade

15 questions

Valentine's Day Trivia

Quiz

•

3rd Grade

20 questions

Main Idea and Details

Quiz

•

5th Grade

20 questions

Context Clues

Quiz

•

6th Grade

Discover more resources for Mathematics

10 questions

Factor Quadratic Expressions with Various Coefficients

Quiz

•

9th - 12th Grade

10 questions

Elijah McCoy: Innovations and Impact in Black History

Interactive video

•

6th - 10th Grade

10 questions

Evaluating Piecewise Functions Practice

Quiz

•

11th Grade

5 questions

Triangle Congruence Theorems

Interactive video

•

9th - 12th Grade

15 questions

Module 3 Topic 1 Vocabulary Quiz

Quiz

•

10th Grade

16 questions

Circle Vocabulary

Quiz

•

9th - 10th Grade

15 questions

Exponential Growth and Decay Word Problems Practice

Quiz

•

9th - 12th Grade

10 questions

Multiplying Fractions with Area Models

Interactive video

•

6th - 10th Grade