- Scratchpad
If angle X and angle Y are complementary angles, which of the following must be true?

A) sin X = sin Y
B) cos X = cos Y
C) tan X = tan Y
D) sin X = cos Y

Nick has box brads. he uses 4 brads for the first project. nick let’s b represent the original number of brads and finds that for the second project, the number of brads he uses is 8 more than half the difference of b and 4. write an expression to represent the number of brads he uses for the second project.