Chapter 10 Review

Front

What is the formula for circumference of a circle given the diameter?

Back

C = πd

Front

In a circle, chords that are the same distance from the center are:

Back

congruent to each other

Front

What is the radius of a circle if the diameter is 12?

Back

6

Front

What is true of a minor arc?

Back

It measures less than 180 degrees.

Front

What is the measure of \( \angle UWT \) if it is given as 150 degrees?

Back

150 degrees

Front

Define the term 'diameter' in relation to a circle.

Back

The diameter is a straight line passing from side to side through the center of a circle, equal to twice the radius.

Front

What is the relationship between the radius and diameter of a circle?

Back

The diameter is twice the radius (d = 2r).

Front

What is the formula for the area of a circle?

Back

A = πr²

Front

What is a chord in a circle?

Back

A chord is a line segment with both endpoints on the circle.

Front

What is the difference between a minor arc and a major arc?

Back

A minor arc measures less than 180 degrees, while a major arc measures more than 180 degrees.