What type of triangle is formed by the angles 45°, 45°, and 90°?

It is a 45°-45°-90° triangle.

If the shorter leg of a 30°-60°-90° triangle is x, what is the length of the longer leg?

The longer leg is $$x\text{√3}$$ .

What is the area of a 45°-45°-90° triangle with legs of length 10?

Area = $$\frac{1}{2} \times 10 \times 10 = 50$$ .

In a 30°-60°-90° triangle, if the hypotenuse is 12, what is the length of the longer leg?

The longer leg is $$6\text{√3}$$ .

What is the sum of the angles in any triangle?

The sum of the angles in any triangle is 180°.

If the legs of a 45°-45°-90° triangle are both 5, what is the length of the hypotenuse?

The hypotenuse is $$5\text{√2}$$ .

What is the definition of a special right triangle?

A special right triangle is a right triangle with specific angle measures (45°-45°-90° or 30°-60°-90°) that allow for easy calculation of side lengths.

Special Right Triangles Flashcards

Student preview

15 questions

Show all answers

1.

FLASHCARD QUESTION

Front

What is a 45°-45°-90° triangle?

Back

Tags

CCSS.8.G.B.8

2.

FLASHCARD QUESTION

Front

What is a 30°-60°-90° triangle?

Back

Tags

CCSS.HSG.CO.C.10

3.

FLASHCARD QUESTION

Front

If the leg of a 45°-45°-90° triangle is 10, what is the length of the hypotenuse?

Back

Tags

CCSS.8.G.B.8

4.

FLASHCARD QUESTION

Front

In a 30°-60°-90° triangle, if the shorter leg is 4, what is the length of the longer leg?

Back

Tags

CCSS.8.G.B.8

5.

FLASHCARD QUESTION

Front

What is the relationship between the sides of a 30°-60°-90° triangle?

Back

Tags

CCSS.HSG.CO.C.10

6.

FLASHCARD QUESTION

Front

Find the length of the hypotenuse in a 30°-60°-90° triangle if the longer leg is 8.

Back

The hypotenuse is 16.

Tags

CCSS.8.G.B.8

7.

FLASHCARD QUESTION

Front

What is the formula to find the length of the hypotenuse in a 45°-45°-90° triangle?

Back

Tags

CCSS.8.G.B.8

Create a free account and access millions of resources

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

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

Already have an account?

Similar Resources on Wayground

10 questions

High Note 2. Unit 1. Test your vocabulary

Flashcard

•

10th Grade

10 questions

Common Phrasal Verbs and Their Meanings

Flashcard

•

10th Grade - University

15 questions

Anatomy Review

Flashcard

•

12th Grade

9 questions

Inequalities

Flashcard

•

9th Grade

10 questions

Fun Science Flashcards for Kids

Flashcard

•

KG

10 questions

Essential Statistics Concepts

Flashcard

•

12th Grade

10 questions

R2.3 How Far? Le Chatelier's Principle

Flashcard

•

12th Grade

Popular Resources on Wayground

10 questions

Honoring the Significance of Veterans Day

Interactive video

•

6th - 10th Grade

9 questions

FOREST Community of Caring

Lesson

•

1st - 5th Grade

10 questions

Exploring Veterans Day: Facts and Celebrations for Kids

Interactive video

•

6th - 10th Grade

19 questions

Veterans Day

Quiz

•

5th Grade

14 questions

General Technology Use Quiz

Quiz

•

8th Grade

25 questions

Multiplication Facts

Quiz

•

5th Grade

15 questions

Circuits, Light Energy, and Forces

Quiz

•

5th Grade

19 questions

Thanksgiving Trivia

Quiz

•

6th Grade

Discover more resources for Mathematics

34 questions

Geometric Terms

Quiz

•

9th - 12th Grade

16 questions

Proportional Relationships And Constant Of Proportionality

Quiz

•

7th - 12th Grade

15 questions

Identify Triangle Congruence Criteria

Quiz

•

9th - 12th Grade

13 questions

Reading And Writing Numerical Expression

Quiz

•

6th - 12th Grade

56 questions

CCG 2.2.3 Area

Quiz

•

9th - 12th Grade

20 questions

SSS/SAS

Quiz

•

9th - 12th Grade

17 questions

Triangle Congruence Theorems

Quiz

•

9th - 11th Grade

15 questions

Analyze Triangle Congruence Conditions

Quiz

•

9th - 12th Grade