Home
Class 11
MATHS
a=18,b=24,c=30. Find the value of cosA....

`a=18,b=24,c=30`. Find the value of `cosA`.

Promotional Banner

Topper's Solved these Questions

  • TRIGONOMETRIC FUNCTIONS

    KUMAR PRAKASHAN|Exercise SOLUTION OF NCERT EXEMPLAR PROBLEMS (FILLERS)|17 Videos
  • STRAIGHT LINES

    KUMAR PRAKASHAN|Exercise Question of Module (Knowledge Test :)|18 Videos

Similar Questions

Explore conceptually related problems

Find the value of log_(c) sqrtc

In triangle ABC, right angled at B, if tanA=1/(sqrt3) . Find the value of cos A cos C - sin A sin C

Find the values of : tan (-30^(@))

Find the value of tan(22^(@)30') .

In DeltaABC , right angled at B, AB=35 cm and BC=12cm. Find the values of (1) sinA (2) cosA (3) sinC (4) cosC.

In triangle ABC, right angled at B, if tanA=1/(sqrt3) . Find the value of sin A cos C + cos A sin C

Let A , B , C be the three angles such that A+B+C=pi . If tanAtanB=2, then find the value of (cosAcosB)/(cosC)

If A=[{:(0,2),(3,-4):}] and k A =[{:(0,3a),(2b,24):}], then find the value of b-a-k.

If a+b+c=0 and |{:(a-x,c,b),(c,b-x,a),(b,a,c-x):}|=0 then find the value of x