Angles C and D are acute angles of a right triangle.
Given cosD=27 , which statement is true?
A: sin D = 5/7
B: sin C = 5/7
C: sin D = 2/7
D: sin C = 2/7
I think you mis-typed 2/7 as 27
If cos D = 5/7
Then sin C = 5/7
+109 
