Circles For Class 10

A Circle is defined as a closed shape with set of points in a plane at a specific distance from the center. This specific distance is known to be the radius of a circle. We are already aware of the various terminologies related to circles, such as sector, segment, chord etc.

Tangent to a Circle:

A tangent is defined as a line that intersect the circle at only one point. For any point on the circumference of a circle, there exist one and only one tangent at that point of a circle.

Theorems related to a Circle:

Circles For Class 10

Circles For Class 10

Circles For Class 10

Circles For Class 10


Practise This Question

The corresponding sides of 2 similar triangles ABC and PQR are in the ratio 5:2. The length of side PR (in cm) is___________.
Given that AB=3 cm and AC=10 cm.