Question

If tanA = 2 / 3 then find the value of cosA​

Answer 1

Answer:

cos A=3/13

Step-by-step explanation:

tan A=2/3

AC²=BC²+AB²( Draw a right angled triangle and then name it )

=》AC²=3²+2²

=》AC²=9+4

=》AC²=13

=》AC=+-( Root of 13 ).

cos A= 3 / ( Root of 13 ).

Thank u.