Geometry- Circles

Geometry- Circles

Assessment

Flashcard

Mathematics

9th - 11th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the definition of a circle?

Back

A circle is a set of points in a plane that are equidistant from a fixed point called the center.

2.

FLASHCARD QUESTION

Front

What is the formula for the circumference of a circle?

Back

The circumference (C) of a circle is given by the formula C = 2πr, where r is the radius.

3.

FLASHCARD QUESTION

Front

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

Back

The diameter (d) of a circle is twice the radius (r), so d = 2r.

4.

FLASHCARD QUESTION

Front

What is a tangent line to a circle?

Back

A tangent line is a straight line that touches the circle at exactly one point.

5.

FLASHCARD QUESTION

Front

What is the measure of a central angle in a circle?

Back

A central angle is an angle whose vertex is at the center of the circle and whose sides intersect the circle.

6.

FLASHCARD QUESTION

Front

How do you find the measure of an inscribed angle?

Back

The measure of an inscribed angle is half the measure of the intercepted arc.

7.

FLASHCARD QUESTION

Front

What is an arc in a circle?

Back

An arc is a portion of the circumference of a circle.

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