No, -Cos(120) is equal to 5, while Cos(-120) is equal to -5.
Hopefully this helps!
16 + p = t
t = total number of photos that LayTonya and Luis have
The SA is correct but volume is off. 4/3 times pi times radius cubed is 904.7787. When making your ratio you would divide the SA by the volume to get a ratio that is about 1 to 2.
Answer:
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x+67 + x+127 = 180
or, 2x + 194 = 180
2x = - 14
: . x = -7