Home
Class 10
MATHS
If 3 tan A =4 ,then find sin A and cos A...

If 3 tan A =4 ,then find sin A and cos A

Text Solution

Verified by Experts

The correct Answer is:
` sin A =(4)/(5) `
` cos A = (3)/(5) `
Promotional Banner

Topper's Solved these Questions

  • TRIGONOMETRY

    NCERT TAMIL|Exercise Exercise -11.2|13 Videos

  • TRIGONOMETRY

    NCERT TAMIL|Exercise Exercise -11.3|11 Videos

  • TRIGONOMETRY

    NCERT TAMIL|Exercise THINK AND DISCUSS|13 Videos

  • TANGENTS AND SECANTS TO A CIRCLE

    NCERT TAMIL|Exercise Try this|5 Videos

Similar Questions

Explore conceptually related problems

If cos A =(12)/( 13), then find sin A and tan A ( A lt 90 ^(@))

If sin theta = 7/25 then find cos theta and tan theta .

If tan theta =-4/3, then sin theta is

If cos(A-B)=3/5 and tan A tan B=2, then (a) cos A cos B=1/5 (b) sin A sin B=-2/5 (c) cos A cos B=-1/5 (d) sin A sin B=-1/5

In a right angle triangle ABC, right angle is at B ,If tan A=sqrt(3) , then find the value of (i) sin A cos C+ cos A sin C " "(ii) cos A cos C -sin A sin C

If sinA=3/5 , where 0^0ltAlt90^0 , then find the values of sin2A , cos2A ,tan2A and sin4A

Prove that sin 4A=4 sin A cos^(3) A-4 cos A sin^(3) A