Review Math 3

Flashcard
•
Mathematics
•
9th - 12th Grade
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the formula for the length of an arc in a circle?
Back
Arc Length = r * θ, where r is the radius and θ is the central angle in radians.
2.
FLASHCARD QUESTION
Front
How do you find the center and radius of a circle given its equation in standard form?
Back
Convert the equation to the form (x-h)² + (y-k)² = r². The center is (h, k) and r is the square root of the constant on the right.
3.
FLASHCARD QUESTION
Front
What is the inverse of the function f(x) = 2x + 4?
Back
f⁻¹(x) = (x - 4) / 2.
4.
FLASHCARD QUESTION
Front
How do you calculate the volume of a cylinder?
Back
Volume = πr²h, where r is the radius and h is the height.
5.
FLASHCARD QUESTION
Front
What is the relationship between the central angle and the arc length in a circle?
Back
The arc length is directly proportional to the central angle.
6.
FLASHCARD QUESTION
Front
What is the formula for the area of a circle?
Back
Area = πr², where r is the radius.
7.
FLASHCARD QUESTION
Front
How do you convert degrees to radians?
Back
Radians = Degrees × (π / 180).
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