Anwser:
a = 8
Step-by-step-explaination
50 pages. See the details in the attached picture.
Answer:
y=45
x=90
Step-by-step explanation:
x is a right angle, y is vertical from 45 degrees making it congruent to it.
So the formula for the area of the circle is
. To find the radius is divide the diameters by 2, which in this case its 2 and 3. Now we can find the areas.
Now just subtract the areas:
The difference in areas is 5 pi, or 15.71.
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