Express the trig ratios as fractions in simplest terms.
A
B
C
27
45
36
Answer
cos B =
sin C =
cos B and sin C
cos B = 27/45 = 3/5
sin C = 36/45 = 4/5
Therefore, cos B = 3/5 and sin C = 4/5.
A
B
C
27
45
36
Answer
cos B =
sin C =
cos B and sin C
sin C = 36/45 = 4/5
Therefore, cos B = 3/5 and sin C = 4/5.