Question

If cos thita = 5/13 find sin thita​

Answer 1

Answer:

12/13

in right angled triangle

cos third is adj /hyp

so 13 is hyp

12 is adj

according 2 pythagarous theoreom

(hyp)2=(adj)2+ (opp)2

169=25+x2

x2=144

x=12

since sin thita is opp / hyp

12/13