Circles 4 - SG

Front

A line that intersects a circle at exactly one point is called a...

Back

Tangent

Front

What is the radius of the circle in the equation (x+2)²+(y-3)²=4?

Back

2

Front

If QS is a tangent to circle P and QS = 12, what is the length of QS?

Back

12

Front

Find x if the options are 4.4, 8.3, 9.4, 8.8 and the answer is 9.4.

Back

9.4

Front

In a circle, a line segment whose endpoints lie on the circle is called a...

Back

Chord

Front

The distance from the center of a circle to any point on the circle is called the...

Back

Radius

Front

The longest chord in a circle is called the...

Back

Diameter

Front

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

Back

Diameter = 2 × Radius

Front

If a circle has a radius of 5, what is its diameter?

Back

10

Front

What is the formula for the circumference of a circle?

Back

C = 2πr, where r is the radius.