Angles in Circles

Angles in Circles

Assessment

Flashcard

Mathematics

10th - 11th Grade

Practice Problem

Hard

CCSS
HSG.C.A.2, HSG.C.B.5

Standards-aligned

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the measure of arc DE if the central angle is 80°?

Back

Arc DE = 64° (Arc length is proportional to the central angle).

Tags

CCSS.HSG.C.B.5

2.

FLASHCARD QUESTION

Front

An angle whose vertex is the center of a circle is a(n) ______.

Back

Central angle.

3.

FLASHCARD QUESTION

Front

Solve for x if the inscribed angle is 40° and the arc it intercepts is x.

Back

x = 80° (Inscribed angle is half the measure of the intercepted arc).

Tags

CCSS.HSG.C.A.2

4.

FLASHCARD QUESTION

Front

Determine the measure of ∠NOP if it intercepts an arc of 40°.

Back

∠NOP = 20° (Inscribed angle is half the measure of the intercepted arc).

Tags

CCSS.HSG.C.A.2

5.

FLASHCARD QUESTION

Front

What is the name of the angle formed by two chords that intersect inside a circle?

Back

Inscribed angle.

Tags

CCSS.HSG.C.A.2

6.

FLASHCARD QUESTION

Front

If the central angle is 90°, what is the measure of the intercepted arc?

Back

The intercepted arc measures 90°.

Tags

CCSS.HSG.C.B.5

7.

FLASHCARD QUESTION

Front

What is the relationship between a central angle and its intercepted arc?

Back

The measure of the central angle is equal to the measure of its intercepted arc.

Tags

CCSS.HSG.C.B.5

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