In a group of 33 high school students, 10 take French, 11 take Spanish, and 5 take both languages. How many students of group ta
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Answer:
see below
Step-by-step explanation:
We assume you want the graph of ...
A graphing calculator or spreadsheet is useful for this.
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You know cos(θ) = cos(-θ), so the graph is symmetrical about the x-axis. You can evaluate the function at a few points to find the general outline.
r at 0° = 8
r at 30° ≈ 7.05
r at 45° ≈ 6.19
r at 60° ≈ 5.33
r at 90° = 4
r at 120° = 3.2
r at 135° ≈ 2.96
r at 150° ≈ 2.79
r at 180° ≈ 2.67
Circumference is given by
Area is given by
figure out the radius of the circle, then use it to find area
Area is given by
figure out the radius of the circle, then use it to find area