jessica5465 jessica5465

02-09-2018
Mathematics

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Does any one understand these questions explain if you can.

Does any one understand these questions explain if you can class=

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lesliekolleroxrkcf lesliekolleroxrkcf

02-09-2018

1) 136 is the circumference of a circle with what area? we know C=πd.
136=πd
136/π=d
d=43.290 so the radius is half that, or
r=21.645
taking area as our measure of size,
A=πr²
A=π•21.645²
A=1471.855. answer C is closest. difference is in how they and I rounded

2) c, e, and f

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