Question

if in triangle abc a=5 b=12 c=13 then find sinA:sinB:sinC​

Answer 1

Answer:

ΔABC, we have a=13,b=12,c=5

⇒∠A=90

o

since it is opposite the greatest side in the triangle and because we have the Pythagoras theorem being followed as 13

2

=12

2

+5

2

⇒sin

2

A

=sin45

o

=

2

1