ADV Circles Retake 25

Front

What is the measure of angle E in a circle if the answer is 44 degrees?

Back

The measure of angle E is 44 degrees.

Front

If EB = 15 centimeters, what is the length of arc CD if it is approximately 29.32 centimeters?

Back

The length of arc CD is approximately 29.32 centimeters.

Front

What is the measure of arc SU if the answer is 75 degrees?

Back

The measure of arc SU is 75 degrees.

Front

If x is found to be 9, what is the value of x?

Back

The value of x is 9.

Front

What is the measure of arc KL if the answer is 88 degrees?

Back

The measure of arc KL is 88 degrees.

Front

Define a circle.

Back

A circle is a shape consisting of all points in a plane that are a given distance from a fixed point, called the center.

Front

What is the formula for the circumference of a circle?

Back

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

Front

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

Back

The diameter of a circle is twice the length of the radius (d = 2r).

Front

What is an arc in a circle?

Back

An arc is a portion of the circumference of a circle.

Front

How do you calculate the length of an arc?

Back

The length of an arc can be calculated using the formula: Length = (θ/360) * C, where θ is the central angle in degrees and C is the circumference.