Home
Class 11
MATHS
If a = 3, b =4 , sin A = 3/4 then ang...

If a = 3, b =4 , sin A = 3/4 then ` angleB = `

A

` pi//2`

B

` pi//4`

C

` pi//3`

D

` pi//6`

Text Solution

Verified by Experts

The correct Answer is:
A
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • PROPERTIES OF TRIANGLES

    AAKASH SERIES|Exercise LECTURE SHEET EXERCISE - I ( Straight Objective Type Questions ) |58 Videos

  • PROPERTIES OF TRIANGLES

    AAKASH SERIES|Exercise LECTURE SHEET EXERCISE - I (More than One correct answer Type Questions) |4 Videos

  • PROPERTIES OF TRIANGLES

    AAKASH SERIES|Exercise EXERCISE - II|148 Videos

  • PLANES

    AAKASH SERIES|Exercise ADVANCED SUBJECTIVE TYPE QUESTIONS|30 Videos

  • PROPERTIES OF VECTORS

    AAKASH SERIES|Exercise PRACTICE EXERCISES|55 Videos

Similar Questions

Explore conceptually related problems

If a= 3 , b =4 and sin A = 3//4 , find B

In Delta ABC , if a= 3, b=4 and sin A = (3)/(4) , find angle B .

Knowledge Check

  • If sin h x = (3)/(4) then sin h (3x) =

    A
    `(61)/(16)`
    B
    `(63)/(16)`
    C
    `(61)/(63)`
    D
    `(65)/(16)`

  • In Delta ABC , if the sides are a = 3, b = 5 and c = 4 , then sin . B/2 + cos . B/2 is equal to

    A
    `sqrt2 `
    B
    `(sqrt3 + 1)/2`
    C
    `(sqrt3 - 1)/2`
    D
    1

  • If a=3,b =4,c= 5 ,then sin 2B is

    A
    `(25)/(24)`
    B
    ` (24)/( 25) `
    C
    ` ( 12)/(25) `
    D
    ` ( 25)/(12) `

    • Similar Questions

    Explore conceptually related problems

    If the vertices of a angles are A (1 , 4, 2) , B (-2 , 1 ,2) , C (2 , 3, -4) then find angleA,angleB,angleC .

    If sin h x = (3)/(4) then sin h(2x) =

    If a= 3, b=4, c= 5 then sin ""( A)/(2) =

    If sin hx = (3)/(4) then sin h(3x) =

    If in a triangle ABC, 4 sin A= 4 sin B=3 sin C , the cos C=

    Home
    Profile