Solving Triangles Using Trigonometry

Flashcard
•
Mathematics
•
9th Grade
•
Hard
+3
Standards-aligned
Wayground Content
FREE Resource
Student preview

15 questions
Show all answers
1.
FLASHCARD QUESTION
Front
What is the measurement of the unknown angle if the opposite side is 28 and the adjacent side is 21?
Back
Use the tangent function: \( \tan^{-1}\left(\frac{28}{21}\right) \approx 55.2° \) (rounded to the nearest tenth).
Tags
CCSS.HSG.SRT.C.8
2.
FLASHCARD QUESTION
Front
What is the correct equation to solve for the missing side when given an angle of 40° and hypotenuse of 28?
Back
The correct equation is \( \sin 40 = \frac{w}{28} \).
Tags
CCSS.HSG.SRT.C.8
3.
FLASHCARD QUESTION
Front
What does the acronym SOH CAH TOA stand for in trigonometry?
Back
SOH: Sine = Opposite/Hypotenuse, CAH: Cosine = Adjacent/Hypotenuse, TOA: Tangent = Opposite/Adjacent.
Tags
CCSS.HSG.SRT.C.8
4.
FLASHCARD QUESTION
Front
Solve for x if \( \sin 30 = \frac{x}{10} \).
Back
\( x = 10 \cdot \sin 30 = 5 \).
Tags
CCSS.HSG.SRT.C.8
5.
FLASHCARD QUESTION
Front
What is the correct equation to solve for x if \( \tan 58 = \frac{11}{x} \)?
Back
Rearranging gives \( x = \frac{11}{\tan 58} \).
Tags
CCSS.HSG.SRT.C.8
6.
FLASHCARD QUESTION
Front
What is the sine of an angle in a right triangle?
Back
The sine of an angle is the ratio of the length of the opposite side to the length of the hypotenuse.
Tags
CCSS.HSG.SRT.C.6
7.
FLASHCARD QUESTION
Front
What is the cosine of an angle in a right triangle?
Back
The cosine of an angle is the ratio of the length of the adjacent side to the length of the hypotenuse.
Tags
CCSS.HSG.SRT.C.6
Create a free account and access millions of resources
Similar Resources on Wayground
15 questions
Special Right Triangles Mixed

Flashcard
•
9th Grade
15 questions
Trig and Pythagorean Theorem Review

Flashcard
•
KG
15 questions
Using Trig to Find a Missing Side

Flashcard
•
9th Grade
15 questions
6.1.1 M2 Trig Review & Intro to Special Right

Flashcard
•
9th Grade
15 questions
PCCP Practice Midterm Exam

Flashcard
•
9th Grade
14 questions
Pythagorean Theorem and Special Right Triangles PRACTICE FLASHCARD

Flashcard
•
9th Grade
15 questions
Right Triangle Trig Intro

Flashcard
•
9th Grade
15 questions
Right Triangle Trig

Flashcard
•
10th Grade
Popular Resources on Wayground
10 questions
Video Games

Quiz
•
6th - 12th Grade
20 questions
Brand Labels

Quiz
•
5th - 12th Grade
15 questions
Core 4 of Customer Service - Student Edition

Quiz
•
6th - 8th Grade
15 questions
What is Bullying?- Bullying Lesson Series 6-12

Lesson
•
11th Grade
25 questions
Multiplication Facts

Quiz
•
5th Grade
15 questions
Subtracting Integers

Quiz
•
7th Grade
22 questions
Adding Integers

Quiz
•
6th Grade
10 questions
Exploring Digital Citizenship Essentials

Interactive video
•
6th - 10th Grade
Discover more resources for Mathematics
12 questions
Graphing Inequalities on a Number Line

Quiz
•
9th Grade
15 questions
Two Step Equations

Quiz
•
9th Grade
15 questions
Slope

Lesson
•
7th - 9th Grade
15 questions
Solving Literal Equations

Quiz
•
8th - 9th Grade
12 questions
Absolute Value Equations

Quiz
•
9th Grade
10 questions
Decoding New Vocabulary Through Context Clues

Interactive video
•
6th - 10th Grade
20 questions
Parallel lines and transversals

Quiz
•
9th - 12th Grade
10 questions
Solving Absolute Value Equations

Quiz
•
9th Grade