Ask a Doubt
Request a call back

Join NOW to get access to exclusive study material for best results

CBSE Class 11-science Answered

dear sir shanker, i just could'nt understand in the third part of normal and gen form of line when you say in triangle omb and omc why does cosw become = p/a and sinw = p/b could you pl explain
Asked by yashpinto | 01 Jun, 2011, 12:00: AM
answered-by-expert Expert Answer
Here OMB is an right angle triangle with acute angle w, therfore by trigonometric ratio:
 
Also in right angle triangle OMA, angle MOA is 90-w,
therefore,
Answered by | 02 Jun, 2011, 10:00: AM

Application Videos

Concept Videos

Multiple Choice Questions Practice Test
Answered Unanswered My Questions My Answers
CBSE 11-science - Maths
pair
question image
Asked by rambabum3372 | 21 Mar, 2024, 04:51: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 11-science - Maths
what is answer?
question image
Asked by hakilashaikh13775 | 17 Jan, 2024, 11:22: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 11-science - Maths
If A(2,-3) B(-1,4) and C(5,-2) are vertices of triangle. Find the equation of a median through vertex 'B'
Asked by raistar7042 | 02 Dec, 2023, 01:22: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 11-science - Maths
find the equation to lines parallel to the x_axis and at a distance of [a] 7
Asked by priteshpatidar2525 | 17 Oct, 2023, 05:43: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 11-science - Maths
The line 5x+3y-4=0 and 3x+8y+13=0 contain two of altitude of ∆ABC.Find coordinate of B and C vertex A has coordinate (-4,-5)
question image
Asked by shahyogini5 | 31 Mar, 2023, 04:48: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 11-science - Maths
Three points P(h,k), Q (x,y) and R (x,y) lie on a line show that (h-x) (y-y)= (k-y) (x-x),
Asked by hrai7387 | 16 Jan, 2023, 07:36: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 11-science - Maths
for what value of a the point (a,1),(1,-3)and(1,4) are colinear
Asked by drvsam595 | 21 Jul, 2022, 05:32: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 11-science - Maths
Write the equation of a line parallel to x-2y=4 and passing through the point (1,-2)
Asked by rekhavarma359 | 30 Apr, 2022, 03:00: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 11-science - Maths
determine graphically the vertices of the traingle 3x+3y=10
Asked by bhunias174 | 30 Mar, 2022, 09:45: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 11-science - Maths
find the slopes of the lines x+y=0and x-y=0
Asked by lk7078333 | 04 Sep, 2021, 12:43: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
My Class Videos Tests ₹ Plans Ask a Doubt
Get Latest Study Material for Academic year 24-25 Click here
×