Answer:
8
Step-by-step explanation:
Answer:I think it would be $9
Step-by-step explanation:
50% of 20 is $10
10% of $10 is $1
Subtract 1 from 10, which gives you $9
Answer:
18) it is parallel to y axis
Pi/3 is in the first quadrant, and all trigonometric functions are positive in the first quadrant,
Therefore, cos pi/3 is positive.
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