Circles & Inscribed Angles

Fill in the blank: A _______ is a line segment with both endpoints on the circle.

• A) Radius

• B) Diameter

• C) Chord

• D) Tangent

Which angle is formed inside a circle by two intersecting chords?

• Inscribed angle

• Interior angle

• Exterior angle

• Central angle

Fill in the blank: The _______ of a circle is the longest chord.

• A) Radius

• B) Diameter

• C) Chord

• D) Tangent

Fill in the blank: A _______ is a part of the circumference of a circle.

• A) Radius

• B) Arc

• C) Diameter

• D) Chord

Which of the following is NOT a part of a circle?

• Radius

• Diameter

• Square

• Chord

In a right triangle, if one angle is 51° and the adjacent side is 10, what is the length of the opposite side?

• 7.8

• 8.0

• 9.5

• 10.2

Fill in the blank: The ______ is a line segment that passes through the center of the circle and has its endpoints on the circle.

• Radius

• Diameter

• Chord

• Tangent

What is the term for the longest chord in a circle?

• Radius

• Diameter

• Secant

• Tangent

Fill in the blank: The ______ is a line that passes through the circle and its center.

• Diameter

• Radius

• Secant

• Tangent

What is a Major Arc?

• An arc measuring greater than 180 degrees

• An arc measuring less than 180 degrees

• An angle formed by two radii

• A line segment whose endpoints both lie on the circle.