Question

if secA= cosecB = 13/12 then (A+B) is equal to- step wise plese

Answer 1

secA = cosecB = 13/12
secA =cosecB
secA = cosec(90 - A)
A = 90 -A
2A =90
A = 45
B = 45 THE SAME WAY
A+B=45+45
=90 DEGREE

Answer 2

it's right answer is 90 degree