Chapter 10 review

Front

What is the definition of a radius in a circle?

Back

The radius is the distance from the center of the circle to any point on its circumference.

Front

What is a point of tangency in relation to a circle?

Back

A point of tangency is the point where a tangent line touches the circle.

Front

If the radius of a circle is 10, what is the diameter?

Back

The diameter is 20, which is twice the radius.

Front

How do you find the measure of an angle formed by two intersecting lines?

Back

You can use the properties of vertical angles or the sum of angles in a triangle.

Front

What is the formula for the circumference of a circle?

Back

The circumference C is given by the formula C = 2πr, where r is the radius.

Front

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

Back

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

Front

How do you calculate the area of a circle?

Back

The area A is calculated using the formula A = πr², where r is the radius.

Front

What does it mean for a line segment to be indicated in a problem?

Back

It refers to a specific line segment that needs to be measured or calculated based on given information.

Front

What is the measure of angle ABE if it is given as 109 degrees?

Back

Angle ABE measures 109 degrees.

Front

If a problem states 'find the indicated measure', what should you do?

Back

You should identify the specific measure that is being asked for based on the context of the problem.