Consider circles, points on its circumference and chords as shown in the figure.Mark two points on the circle and drawachord. Mark one more point and draw three chords. Continue this process by adding one more point each time.
. Find the number of chords in the 10 th figure.

Consider circles, points on its circumference and chords as shown in the figure.Mark two points on the circle and drawachord. Mark one more point and draw three chords. Continue this process by adding one more point each time. . Write the number of chords in each figure as a sequence.

Consider circles, points on its circumference and chords as shown in the figure.Mark two points on the circle and drawachord. Mark one more point and draw three chords. Continue this process by adding one more point each time. . Write the algebraic expression of this sequence.

Consider two points A and B and a line L as shown in figure. Find the Cartesian equation of the line L.

Consider two points A and B and a line L as shown in figure. Find bar(AB)

Consider two points A and B on L1 and a line L2 as shown in figure. Find the foot of the perpendicular drawn from (2,3,4) on L1 to the line L2.

Two chords intersect at a point on a circle and diam¬eter through this point bisects the angle between the chords. Prove that the chords have the same length.

Two chords intersect at a point on a circle and the diameter through this point bisects the angle between the chords. Prove that the chords have the same length.

In the figure P is the centre of the circle A,B and D are points on the circle. angleP=90^o , AD=5 centimetres Find the area of the parallelogram ABCD . .