Math 3 Unit 6 Lesson 5
Flashcard
•
Mathematics
•
9th - 12th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the formula for arc length when θ is in radians?
Back
Arc length = r * θ, where r is the radius and θ is in radians.
2.
FLASHCARD QUESTION
Front
How do you convert radians to degrees?
Back
Multiply the radian measure by \( \frac{180}{\pi} \).
3.
FLASHCARD QUESTION
Front
What is the formula for the area of a sector?
Back
Area = \( \frac{1}{2} r^2 θ \), where r is the radius and θ is in radians.
4.
FLASHCARD QUESTION
Front
Convert \( \frac{4\pi}{3} \) radians to degrees.
Back
240 degrees.
5.
FLASHCARD QUESTION
Front
What is the value of 510 degrees in radians?
Back
\( \frac{17\pi}{6} \) radians.
6.
FLASHCARD QUESTION
Front
How do you find the area of a sector given the radius and angle?
Back
Use the formula: Area = \( \frac{1}{2} r^2 θ \).
7.
FLASHCARD QUESTION
Front
What is the relationship between degrees and radians?
Back
180 degrees = \( \pi \) radians.
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