Answer the following with the help of the given figure.

What is the central angle in the given figure?

The curve joined by two points on the circle is called

Learn the theories of all the shapes.

The angle whose vertex is the center of the circle is called

Learn the theories of different shapes.

Collection of points with equal distance from a certain point is called

If two tangents come from an external common point, then the two tangents are

The number of tangents drawn at the end points of the diameter is

How many tangents can be drawn to a circle?

Find the length of the tangent to a circle with center ‘O’ and radius = 6 cm from a point p such that OP = 10 cm.

Calculate the length OC tangent from a point 15 cm away from the center of a circle of radius 9 cm.

A tangent PQ at a point P of a circle of radius 5 cm meets a line through the center O at a point Q so that OQ = 13 cm. Find the length of PQ.

How many common tangents do the following figures have?

How many common tangents do the following figures have?
      

What should be the angle between the tangent and radius?

What is the plural of the word radius?

What is the name of the following theorem?
a² + b² = c²

A line, ray or segment that is tangent to two coplanar circles is called