Draw a circle with centre `O` and radius `4cm`. Draw any diameter `AB` of this circle. Construct tangents to the circle at each of the two end points of the diameter `AB`.

Draw a circle with centre P and radius 3.4 cm.Take a point Q at a distance 5.5 cm from the centre.Construct tangents to the circle from point Q.

Construct tangent to a circle A and radius 3.4 cm at any point P on it.

Draw a circle with radiuys 3.4 cm. Draw a chord MN of length 5.7 cm in it. Construct tangents at point M and N to the circle

Draw a circle with centre O and any radius. Draw AC and BD two perpendicular diameters of the circle.Join AB,BC, of the circle.Join

Draw a semi-circle with centre O and radius 5cm. Is the diameter that determines the semi- circle,a part of the semi-circle?

Draw a circle with centre O and radius 3.5 cm. Take a point P at a distance 5.7 cm from the centre. Draw tangents to the circle from point P.

(B) Solve any four of the following subquestions : Draw a circle with centre O and radius 3.2 cm . Mark a point X on the circle . Draw a tangent passing through point X to the without using the centre .