Question

if 15 cos A= 8 sin A then the value of cosec A is​

Answer 1

Step-by-step explanation:

15cosA = 8 sinA

sinA/cosA = 15/8

tanA = 15/8 = p/b

using pythagoras theorem

h²= b² + p²

h² = 8² + 15²

h² = 64 + 225

h² = 289

h= 17

now, cosecA = h/p = 17/ 15 ans