If cos A = 12/13, then find sin A and tan A.
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Answered by
1
Step-by-step explanation:
cos A = 12/13 = B/H
B=12; H=13
By Pythagoras theorem
H^2= B^2+P^2
169= 144+P^2
P^2= 169-144
P=√25
P=5
Sin A = P/H
5/13
Tan A = P/B
5/12.
Answered by
2
cosA=12/13
b/h=12/13
let,b=12k And h=13k
so now
And
so hereis your answer
HOPE IT IS HELPFUL ☺
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