हिंदी

The common point of a tangent to a circle and the circle is called ______. - Mathematics

Advertisements
Advertisements

प्रश्न

The common point of a tangent to a circle and the circle is called ______.

रिक्त स्थान भरें

उत्तर

The common point of a tangent to a circle and the circle is called point of contact.

shaalaa.com
  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 10: Circles - Exercise 10.1 [पृष्ठ २०९]

APPEARS IN

एनसीईआरटी Mathematics [English] Class 10
अध्याय 10 Circles
Exercise 10.1 | Q 2.4 | पृष्ठ २०९
आरडी शर्मा Mathematics [English] Class 10
अध्याय 8 Circles
Exercise 8.1 | Q 1.1 | पृष्ठ ५

वीडियो ट्यूटोरियलVIEW ALL [4]

संबंधित प्रश्न

In Fig. 7, two equal circles, with centres O and O’, touch each other at X. OO’ produced meets the circle with centre O’ at A. AC is tangent to the circle with centre O, at the point C. O’D is perpendicular to AC. Find the value of `(DO')/(CO')`


A circle touches all the four sides of a quadrilateral ABCD. Prove that AB + CD = BC + DA.


In triangle PQR, PQ = 24 cm, QR = –7 cm and ∠PQR = 90°. Find the radius of the inscribed circle.


In fig. 5 is a chord AB of a circle, with centre O and radius 10 cm, that subtends a right angle at the centre of the circle. Find the area of the minor segment AQBP. Hence find the area of major segment ALBQA. (use π = 3.14)


In Figure 1, AP, AQ and BC are tangents to the circle. If AB = 5 cm, AC = 6 cm and BC

= 4 cm, then the length of AP (in cm) is


If Δ ABC is isosceles with AB = AC and C (O, r) is the incircle of the ΔABC touching BC at L,prove that L bisects BC.


The length of the direct common tangent to two circles of radii 12cm and 4cm is 15cm. calculate the distance between their centres.


Calculate the length of direct common tangent to two circles of radii 3cm and Bern with their centres 13cm apart.


In the following  fig. , AC is a transversal common tangent to tvvo circles with centres P and Q and of radii 6cm and 3cm respectively. Given that AB = 8cm, calculate PQ. 


PA and PB are tangents from P to the circle with centre O. At M, a tangent is drawn cutting PA at K and PB at N. Prove that KN = AK + BN.


In the given figure, diameter AB and chord CD of a circle meet at P. PT is a tangent to the circle at T. CD = 7.8 cm, PD = 5 cm, PB = 4 cm. Find AB.


In the following figure, PQ is the tangent to the circle at A, DB is a diameter and O is the centre of the circle. If ∠ ADB = 30° and ∠ CBD = 60° ; calculate : ∠CDB


In the figure given below, PT is a tangent to the circle. Find PT if AT = 16 cm and AB = 12 cm.


In figure, if PQR is the tangent to a circle at Q whose centre is O, AB is a chord parallel to PR and ∠BQR = 70°, then ∠AQB is equal to ______.

 


A: What is a line called, if it meets the circle at only one point?

B: Collection of all points equidistant from a fixed point is ______. 

  1. Chord
  2. Tangent
  3. Circle
  4. Curve
  5. Secant 

Which is correct matching?


In figure, O is the centre of a circle of radius 5 cm, T is a point such that OT = 13 cm and OT intersects the circle at E. If AB is the tangent to the circle at E, find the length of AB.


In the given figure, AB is diameter of a circle centered at O. BC is tangent to the circle at B. If OP bisects the chord AD and ∠AOP = 60°, then find ∠C.


In the given figure, PT is a tangent at T to the circle with centre O. If ∠TPO = 25°, then x is equal to ______.


In the given diagram RT is a tangent touching the circle at S. If ∠PST = 30° and ∠SPQ = 60°, then ∠PSQ is equal to ______.


In the given figure, QR is a common tangent to the two given circles touching externally at A. The tangent at A meets QR at P. If AP = 4.2 cm, then the length of QR is ______.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×