Geometry Review of Circles - 12/4/24

Front

What is the measure of angle ACB in a circle if it is given as 22.5°?

Back

m∠ACB = 22.5°

Front

What is the name of the circle represented by the letter E?

Back

The name of the circle is E.

Front

What is the measure of angle ABG if it is given as 90°?

Back

m∠ABG = 90°

Front

What type of angle is represented by angle FGH in a circle?

Back

Angle FGH is an Inscribed Angle.

Front

What is the relationship between a tangent to a circle and the radius drawn to the point of tangency?

Back

A tangent to a circle is perpendicular to the radius drawn to the point of tangency.

Front

Define a central angle in the context of a circle.

Back

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

Front

What is an intercepted arc?

Back

An intercepted arc is the arc that lies in the interior of an angle formed by two chords in a circle.

Front

Explain the difference between a major arc and a minor arc.

Back

A major arc is larger than a semicircle, while a minor arc is smaller than a semicircle.

Front

What is the formula for the circumference of a circle?

Back

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

Front

What is the area of a circle?

Back

The area A of a circle is given by A = πr², where r is the radius.