Jacqueline MArchesseault
New member
Without a calculator, how do you figure out:
a) cos210°
b) cos(-210°)
c) sin210°
d) sin(-210°)
a) cos210°
b) cos(-210°)
c) sin210°
d) sin(-210°)
I need help with Pre-Calc?
- Thread starter Jacqueline MArchesseault
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