Test 5

Front

A polygon, all of whose vertices lie on a circle, is circumscribed about the circle. True or False?

Back

False

Front

If two diameters are perpendicular to each other, then any chord parallel to one of them is ___ the other diameter.

Back

perpendicular to, bisected by

Front

When all the sides of a polygon are tangent to a circle, then the polygon is a ___ polygon.

Back

circumscribed

Front

An angle formed by two radii of a circle is a(n) ? angle.

Back

Central

Front

A perpendicular to a tangent at the point of tangency will pass through the center of a circle. True or False?

Back

True

Front

What is the definition of a circumscribed polygon?

Back

A polygon where all vertices lie on a circle.

Front

What is a central angle?

Back

An angle whose vertex is at the center of the circle and whose sides are radii.

Front

What is the relationship between a chord and a diameter in a circle?

Back

A chord parallel to a diameter is bisected by the diameter.

Front

What does it mean for a polygon to be inscribed in a circle?

Back

All vertices of the polygon lie on the circle.

Front

What is the significance of the point of tangency in relation to a tangent line?

Back

It is the point where the tangent touches the circle.