Question

Answer this question​

Answer 1

Answer:

hey there we have

A+B=90

or A=90-B

so put above in secA=2/3

and use sec(90-@)=cosec@

and obtain the answer...

Answer 2

Answer:

sec A=2/3

A+B=90

A=B-90

sec(90-B) =2/3

cosecB=2/3