Construct a circle with centre O and radius 4 cm.

A B is a chord of a circle with centre O and radius 4 cm. A B is of length 4 cm and divides the circle into two segments. Find the area of the minor segment.

A B is a chord of a circle with centre O and radius 4 cm. A B is of length 4 cm. Find the area of sector of the circle formed by chord A B .

In Figure, O A C B is a quadrant of a circle with centre O and radius 3.5 cm. If O D=2\ c m , find the area of the (i) quadrant O A C B (ii) shaded region.

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

A sector O A B O of central angle theta is constructed in a circle with centre O and of radius 6. The radius of the circle that is circumscribed about the triangle O A B , is 6costheta/2 (b) 6sectheta/2 3sectheta/2 (d) 3(costheta/2+2)

Draw a circle with centre O and radius 5 cm. draw a chord CD of length less than the diameter of the circle. Draw the perpendicular bisector of CD. Does it pass from point O ?

Given a circle with centre O and radius 2.5 cm, what is the length of the longest chord of the circle

Draw a circle with centre at point O and radius 5 cm. Draw its chord A B , draw the perpendicular bisector of line segment A B . Does it pass through the centre of the circle?

In a circle with centre O and radius 5cm, AB is a chord of length 5sqrt(3)c m . Find the area of sector A O Bdot

Draw a circle with centre at point O and radius 5cm. Draw its chord A B ,\ draw the perpendicular bisector of line segment A Bdot Does it pass through the centre of the circle?