Advertisements
Advertisements
प्रश्न
Point P (2, -7) is the centre of a circle with radius 13 unit, PT is perpendicular to chord AB and T = (-2, -4); calculate the length of AB.
Advertisements
उत्तर
We know that the perpendicular from the center of a circle to a chord bisects the chord.
∴ AB = 2AT
= 2 x 12 units
= 24 units.
APPEARS IN
संबंधित प्रश्न
Find the distance between the following pairs of points:
(−5, 7), (−1, 3)
Given a line segment AB joining the points A(–4, 6) and B(8, –3). Find
1) The ratio in which AB is divided by y-axis.
2) Find the coordinates of the point of intersection.
3) The length of AB.
For what values of k are the points (8, 1), (3, –2k) and (k, –5) collinear ?
Find the distances between the following point.
A(a, 0), B(0, a)
Show that the ▢PQRS formed by P(2, 1), Q(–1, 3), R(–5, –3) and S(–2, –5) is a rectangle.
Find the distance of the following point from the origin :
(0 , 11)
Find the distance between the origin and the point:
(8, −15)
Points A(4, 3), B(6, 4), C(5, –6) and D(–3, 5) are the vertices of a parallelogram.
Name the type of triangle formed by the points A(–5, 6), B(–4, –2) and C(7, 5).
What is the distance of the point (– 5, 4) from the origin?
