Question

If sinB-=12/13then cotB is

Answer 1

if sinB=12/13, ⇒p=12 &h=13
⇒by P.T. b=5
and cotb=cosb/sinb
⇒cotB=(5/13)/(12/13)=5/12

Answer 2

13²=12²+x²
169=144+x²
169-144=x²
x=√25
x=5

opposite side=12
adjacent side=5
hypotenuse=13

cot B=adj/opp
        =5/12