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Arcs and Chords Worksheet

Grade 10 Geometry worksheet covering definitions, properties, and theorems related to arcs and chords in circles.

Grade 10 Math GeometryArcs and Chords
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Includes

Multiple ChoiceFill in the Blanks2 Short AnswerTrue / False

Standards

CCSS.MATH.CONTENT.HSG.C.A.2CCSS.MATH.CONTENT.HSG.C.A.3

Topics

geometrycirclesarcschordsgrade10
7 sections · Free to use · Printable
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Arcs and Chords

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Date:

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Read each question carefully and answer to the best of your ability. Show all your work where applicable.

1. A segment whose endpoints are on a circle is called a:

a

Radius

b

Diameter

c

Chord

d

Tangent

2. An arc that measures exactly 180 degrees is called a:

a

Minor arc

b

Major arc

c

Semicircle

d

Concentric arc

3. A(n)   is an unbroken part of a circle.

4. Congruent chords subtend   arcs.

5. In a circle, if a diameter is perpendicular to a chord, then it   the chord and its arc.

6. In the circle below with center O, if chord AB is 10 cm long and the radius is 13 cm, what is the distance from the center O to the chord AB?

OABr=13

7. A chord is always longer than a diameter.

T

True

F

False

8. Congruent central angles in the same circle intercept congruent arcs.

T

True

F

False

9. A circular clock face has a diameter of 20 inches. A chord connects the 12 and 3 o'clock positions. What is the length of this chord?