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

The sum of the angles is $$90^\circ$$ .

Trigonometric Equations #1 Flashcards: 15 Cards (11th Grade)

Student preview

15 questions

Show all answers

1.

FLASHCARD QUESTION

Front

What is the solution to the equation $\tan^2(x) + 2\tan(x) = -1$ ?

Back

The solutions are $\frac{3\pi}{4}, \frac{7\pi}{4}$ .

2.

FLASHCARD QUESTION

Front

What is the value of $\tan\frac{\pi}{2}$ ?

Back

The value is undefined.

3.

FLASHCARD QUESTION

Front

What is $\cos^{-1}\left(-\frac{\sqrt{3}}{2}\right)$ ?

Back

The value is $\frac{5\pi}{6}$ .

4.

FLASHCARD QUESTION

Front

Solve for $\theta$ in the equation $2\sin\theta + 3 = 2$ .

Back

The solutions are $\theta = \frac{7\pi}{6}, \frac{11\pi}{6}$ .

5.

FLASHCARD QUESTION

Front

What is the value of $\text{Arcsin}(-1)$ ?

Back

The value is $-\frac{\pi}{2}$ .

6.

FLASHCARD QUESTION

Front

Define the tangent function in terms of sine and cosine.

Back

$\tan(x) = \frac{\sin(x)}{\cos(x)}$ .

7.

FLASHCARD QUESTION

Front

What is the range of the sine function?

Back

The range is $[-1, 1]$ .

8.

FLASHCARD QUESTION

Front

What is the period of the cosine function?

Back

The period is $2\pi$ .

9.

FLASHCARD QUESTION

Front

What is the Pythagorean identity for sine and cosine?

Back

$\sin^2(x) + \cos^2(x) = 1$ .

10.

FLASHCARD QUESTION

Front

What is the value of $\sin(\frac{\pi}{6})$ ?

Back

The value is $\frac{1}{2}$ .

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 Microsoft

or continue with

Facebook

Apple

Others

By signing up, you agree to our Terms of Service & Privacy Policy

Already have an account?

Similar Resources on Wayground

10 questions

Exploring Types of Nouns

Flashcard

•

11th Grade

10 questions

Understanding Assertions and Opinions

Flashcard

•

11th Grade

15 questions

What is the Limit?

Flashcard

•

11th Grade

12 questions

TỪ VỰNG BÀI 1 (B1)

Flashcard

•

KG

10 questions

Strategies to Avoid Communication Breakdown

Flashcard

•

11th - 12th Grade

10 questions

Cardiovascular system

Flashcard

•

12th Grade

10 questions

Marketing Mix - Place and Distribution

Flashcard

•

10th Grade - University

Popular Resources on Wayground

10 questions

Safety Day 2026 – Student Review

Quiz

•

9th Grade

21 questions

Continents and Oceans

Quiz

•

6th Grade

20 questions

Parts of Speech

Quiz

•

5th Grade

16 questions

Subject & Predicate

Quiz

•

5th Grade

25 questions

Multiplication Facts

Quiz

•

5th Grade

12 questions

Map Skills

Quiz

•

3rd Grade

22 questions

Continents and Oceans

Quiz

•

5th Grade

15 questions

Rounding Decimals

Quiz

•

5th Grade

Discover more resources for Mathematics

12 questions

Identify Rigid Transformations

Quiz

•

8th - 12th Grade

10 questions

Complementary, Supplementary, Vertical, and Linear Pairs

Quiz

•

9th - 12th Grade

22 questions

Identify Vertical and Horizontal Translations

Quiz

•

9th - 12th Grade

10 questions

Graphing Inequalities on a Number Line

Quiz

•

9th - 12th Grade

17 questions

Identifying Parallel And Perpendicular Lines

Quiz

•

9th - 12th Grade

18 questions

Integer Operations

Quiz

•

5th - 12th Grade

18 questions

Parallel lines cut by a transversal

Quiz

•

9th - 11th Grade

14 questions

Evaluate Linear Functions and Their Applications

Quiz

•

9th - 12th Grade