Question

if sin c = 3/5 then cos A=​

Answer 1

Step-by-step explanation:

sin =p/h

cos=b/h

h^2=b^2+p^2

5^2=b^2+3^2

25=b^2+9

b^2=25-9

b^2=16

b=√16

b=4

cos A=3/5

Answer 2

Answer:

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