pehs.psd202.orgpehs.psd202.org/documents/tfrey/1579100809.pdf · Use a half angle identity to...
2
pehs.psd202.orgpehs.psd202.org/documents/tfrey/1579100809.pdf · Use a half angle identity to determine the exact value of the following angles: =cos 3. cos(157.50) 4. sin(1050) l*-c033t5