
1 

Defintiona , Formulas and Intruduction to chapter 11 Conic Section
Circle : definition and formula  Formula of radius and coordinate of center of circle 


14 

EXERCISE 11.1
find the equation of the circle with center and radius is given 


5 

how to find equation of a circle with center and radius 


6 

find the centre and radius of the circles (x + 5) 2 + (y – 3) 2 = 36 


9 

Find equation of circle passing through points and and whose centre is on line 


12 

Find the equation of the circle with radius 5 whose centre lies on x axis and 


13 

Find the equation of the circle passing through a point and making intercepts on coordinate axes 


14 

Find the equation of a circle with given center and passes through a given point 


15 

CIRCLE: How to calculate that given point is out side or inside or on the line of circle 


1 

Fefinitions and formulas of Parabola
PARABOLA  formula and definitions of parabola  Latus rectum of a parabola 


16 

EXERCISE 11.2
find the coordinates of the focus, axis of the parabola, the equation of the directrix 


712 

how to find equation of parabola with vertex and focus and directrix 


4 

find equation of parabola whose vertex passing through and symmetric with respect to yaxis. 


1 

Formulas and definitions of Ellipse
Ellipse formulas efinitions  latus rectum  eccentricity 


17 

EXERCISE 11.3
Find coordinates of foci, vertices, length of major axis and minor axis, eccentricity and length 


89 

find eccentricity length of the latus rectum of the ellipse 


10 

Find equation for the ellipse whose vertex and foci are given Vertices (± 5, 0), foci (± 4, 0) 


13 

How to find equation for the ellipse whose mazor and minor axis are given 


14 

ncert solution for class 11 mathematics conic section chapter 11 


15 

ncert solutions for class 11 chapter 11 ellipse 


17 

ncert solutions online classes free videos 


18 

ncert videos free for class 11 cbse board 


19 

How to find equation for ellipse whose centre at major axis on yaxis and passes through points and 


20 

find the equation for the ellipse whose Major axis on the x axis and passes through the points 


1 

Defitions, formulas and Introductuction to Hyperbola
Hyperbola : definition  formulas  Eccentricity of hyperbola  Eccentricity of hyperbola 


16 

EXERCISE 11.4
HYPERBOLA : find the coordinates of the foci vertices, eccentricity, length of latus rectum 


7 

find the equations of the hyperbola whose Vertices (± 2, 0), foci (± 3, 0) 


12 

find equation of hyperbola foci (± 3root 5 ,0) and length of latus rectume is 8 


14 

find the equation of hyperbola whose vertices (± 7,0), eccentricity e = 4/3 


E 

Example 17 : Focus of a parabolic mirror is at a distance of 5 cm from its vertex. If the mirror is 45 cm deep 


E 

Example 18 : A beam is supported at its ends by supports which are 12 metres apart Since the load is conce 


E 

Example 19 : A rod AB of length 15 cm rests in between two coordinate axes in such a way that the end point 


1 

Miscellaneous Exercise on Chapter 11
If a parabolic reflector is 20 cm in diameter and 5 cm deep, find the focus 


2 

An arch is in the form of a parabola with its axis vertical The arch is 10 m high 


3 

The cable of a uniformly loaded suspension bridge hangs in the form of a parabola 


4 

An arch is in the form of a semi ellipse It is 8 m wide and 2 m high at the centre 


5 

A rod of length 12 cm moves with its ends always touching the coordinate axes 


6 

Find the area of the triangle formed by the lines joining the vertex of the parabola 


7 

A man running a racecourse notes that the sum of the distances from the two flag 


8 

An equilateral triangle is inscribed in the parabola y2 = 4 ax, where one vertex is at the vertex 

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