Answer:
or 0.707
Step-by-step explanation:
cos(315) is equivalent to cos ()
You can look at the unit circle to find the cos value for this. Keep in mind that cos is the x value of the corresponding coordinate.
The difference between one-third of a number and 11 is 10.
2 answers:
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Answer:
in picture
Step-by-step explanation:
— Round tables will have 6 chairs, rectangular tables will have 10 chairs, the total number of chairs must be at least 185: 6x +10y ≥ 185
— There be no more than 15 rectangular tables: y ≤ 15
— No fewer than 6 round tables: x ≥ 6
— Rectangular tables must be at least 1/3 the number of round tables: y ≥ (1/3)x ⇒ 3y ≥ x
