Answer:

Step-by-step explanation:
Hello, please consider the following.

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The pieces shown are like all of 8 slices of a pizza.
the area of cirlce = area of the rectangle formed by rearranging the pizza slices.
= (pi*r)*r
Solve for m:C = 1/3 π d^2 m
C = 1/3 d^2 m π is equivalent to 1/3 d^2 m π = C:1/3 π d^2 m = C
Divide both sides by (π d^2)/3:Answer: m = (3 C)/(π d^2)
Y= 40 explanation don’t want to just trust me it’s 40
Answer:

Step-by-step explanation:
<u>Perfect squares</u>: 4, 9, 16, 25, 36, 49, 64, 81, 100, 121, ...
To find
, identify the perfect squares immediately <u>before</u> and <u>after</u> 75:


See the attachment for the correct placement of
on the number line.