Home
Class 12
MATHS
In a triangle ABC , if tanA=2sin2Cand3co...

In a triangle ABC , if `tanA=2sin2Cand3cosA=2sinBsinC`, then C=

A

`(pi)/(8)`

B

`(pi)/(6)`

C

`(pi)/(4)`

D

`(pi)/(3)`

Text Solution

Verified by Experts

The correct Answer is:
C, D
Promotional Banner

Topper's Solved these Questions

  • SOLUTION OF TRIANGLES

    VIKAS GUPTA (BLACK BOOK)|Exercise Exercise-3 : Comprehension Type Problems|16 Videos

  • SOLUTION OF TRIANGLES

    VIKAS GUPTA (BLACK BOOK)|Exercise Exercise-5 : Subjective Type Problems|12 Videos

  • SOLUTION OF TRIANGLES

    VIKAS GUPTA (BLACK BOOK)|Exercise Exercise-5 : Subjective Type Problems|12 Videos

  • SEQUENCE AND SERIES

    VIKAS GUPTA (BLACK BOOK)|Exercise EXERCISE (SUBJECTIVE TYPE PROBLEMS)|21 Videos

  • STRAIGHT LINES

    VIKAS GUPTA (BLACK BOOK)|Exercise Exercise-5 : Subjective Type Problems|10 Videos

Similar Questions

Explore conceptually related problems

In a triangle ABC, if a=2,b=4,c=5 then cosA=

In triangle ABC , prove that b^2sin2C+c^2sin2B=2bcsinA .

If in triangle ABC, cosA=(sinB)/(2sinC) , then the triangle is

In triangle ABC, if sin^(2)A+sin^(2)B=sin^(2)C then the triangle is

If in a triangle ABC,3sin A=6sin B=2sqrt(3)sin C, then the angle A is

If in a triangle ABC, 2cosA=sinBcosecC , then