Given: A circle with centre O and a point P on it.
Required : To draw tangent to the circle at B or A.
Steps of Construction.
(i) With O as centre and radius equal to 3 cm ( 6 ÷ 2 ) draw a circle.
(ii) Draw a diameter AOB.
(iii) Draw CD ⟂ AB.
(iv) So. CD is the required tangent.
