Home
Class 12
MATHS
In any triangle ABC, (a+b)^2 sin^2 ((C )...

In any triangle ABC, `(a+b)^2 sin^2 ((C )/(2))+(a-b)^2 cos^2 ((C )/(2))=`.

Text Solution

Verified by Experts

The correct Answer is:
`=c^2`
Promotional Banner

Topper's Solved these Questions

  • SOLUTION OF TRIANGLE

    MOTION|Exercise EXERCISE -1|36 Videos

  • SOLUTION OF TRIANGLE

    MOTION|Exercise EXERCISE - 2 (LEVEL I)|25 Videos

  • SEQUENCE & SERIES

    MOTION|Exercise Exercise -4 Level -II Previous Year /JEE Advanced|22 Videos

  • STRAIGHT LINE

    MOTION|Exercise Exercise 4 Lelvel -II|7 Videos

Similar Questions

Explore conceptually related problems

Delta ABC,(a-b)^(2)cos^(2)((C)/(2))+(a+b)^(2)sin^(2)((C)/(2))=

In any triangle ABC prove that: sin((B-C)/(2))=((b-c)/(a))(cos A)/(2)

In any triangle ABC,show that: 2a cos((B)/(2))cos((C)/(2))=(a+b+c)sin((A)/(2))

In any triangle ABC, show that: 2a sin((B)/(2))sin((C)/(2))=(b+c-a)sin((A)/(2))

For any triangle ABC ,prove that (a-b)/(c)=(sin((A-B)/(2)))/(cos(C)/(2))

If in a triangle ABC,b cos^(2)((A)/(2))+a cos^(2)((B)/(2))=(3)/(2)c then a,c,b are:

In any Delta ABC, prove that :2(a sin^(2)((C)/(2))+c sin^(2)((A)/(2)))=a+c-b

In any triangle ABC, prove that: a cos((B+C)/(2))=(b+c)(sin A)/(2)