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ANTONII [103]
3 years ago
8

Find the total surface area of a sphere radius being 7cm

Mathematics
1 answer:
Lilit [14]3 years ago
6 0

Answer:

A≈615.75m²

Step-by-step explanation:

Solution

A=4πr2=4·π·72≈615.75216m²

Hope this helped!!!

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The sum of a number and 3 times its reciprocal is -4.Find the number
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Answer:

x = -1 or x = -3

Step-by-step explanation:

x + 3/x = -4

x² + 3 = -4x

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(x + 1) (x + 3) = 0

x = -1 or x = -3

check: (-1) + (3/-1) = -1 - 3 = -4

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A local little league has a total of 65 players, of whom 20% are right-handed. How many
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Answer:

13

Step-by-step explanation:

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3 years ago
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katovenus [111]

Answer:

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3 0
3 years ago
Darla made two batches of chocolate chip cookies each batch made 25 cookies darling use 16 total ounces of chocolate chips the c
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Answer:

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