Arc Measures

Arc Measures

Assessment

Flashcard

Mathematics

9th - 10th 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 an arc in a circle?

Back

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

2.

FLASHCARD QUESTION

Front

How is the measure of an arc defined?

Back

The measure of an arc is defined by the central angle that subtends the arc.

3.

FLASHCARD QUESTION

Front

What is the relationship between the central angle and the arc length?

Back

The arc length is directly proportional to the central angle; as the angle increases, the arc length increases.

4.

FLASHCARD QUESTION

Front

What is a minor arc?

Back

A minor arc is an arc that measures less than 180 degrees.

5.

FLASHCARD QUESTION

Front

What is a major arc?

Back

A major arc is an arc that measures more than 180 degrees.

6.

FLASHCARD QUESTION

Front

What is a semicircle?

Back

A semicircle is an arc that measures exactly 180 degrees.

7.

FLASHCARD QUESTION

Front

How do you calculate the length of an arc?

Back

Arc length = (central angle/360) x (2πr), where r is the radius.

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