Circles Review

Circles Review

Assessment

Flashcard

Mathematics

9th Grade

Hard

Created by

Quizizz Content

FREE Resource

Student preview

quiz-placeholder

15 questions

Show all answers

1.

FLASHCARD QUESTION

Front

What is the formula for the area of a circle?

Back

Area = πr², where r is the radius of the circle.

2.

FLASHCARD QUESTION

Front

What is the relationship between the radius and diameter of a circle?

Back

The diameter is twice the length of the radius (d = 2r).

3.

FLASHCARD QUESTION

Front

What is the circumference of a circle?

Back

Circumference = 2πr, where r is the radius.

4.

FLASHCARD QUESTION

Front

How do you find the length of an arc in a circle?

Back

Arc length = (θ/360) × 2πr, where θ is the central angle in degrees.

5.

FLASHCARD QUESTION

Front

What is a chord in a circle?

Back

A chord is a line segment whose endpoints lie on the circle.

6.

FLASHCARD QUESTION

Front

What is the relationship between the central angle and the inscribed angle that subtends the same arc?

Back

The central angle is twice the measure of the inscribed angle.

7.

FLASHCARD QUESTION

Front

What is the measure of a semicircle?

Back

A semicircle measures 180°.

Create a free account and access millions of resources

Create resources
Host any resource
Get auto-graded reports
or continue with
Microsoft
Apple
Others
By signing up, you agree to our Terms of Service & Privacy Policy
Already have an account?