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Alborosie
3 years ago
8

What is the surface area of the hemishpere? 32 m

Mathematics
2 answers:
yKpoI14uk [10]3 years ago
5 0

Answer:

The surface area of a sphere of radius r is 4 π r2. Half of this is 2 π r2. If this is what is meant by the surface area of a hemisphere then 2 π r2 = 1062.

Step-by-step explanation:

Darya [45]3 years ago
4 0

Answer:

K = (2πr2) + (πr2) = 3πr

Step-by-step explanation:

K = (2πr2) + (πr2) = 3πr Heres something that might help.

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write the point-slope form of the equation of the line through the given points through (0,-1) and (3,-3)
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olasank [31]

Answer:

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Step-by-step explanation:

7 0
3 years ago
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Vitek1552 [10]

Answer:

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5 0
2 years ago
Solve w^3 - 9w = 0 by factoring
madam [21]

Answer:

w = 0 , -3 , 3

Step-by-step explanation:

w³ - 9w = 0

w(w² - 9) = 0

w(w² - 3²) = 0

w(w+3)(w-3) = 0            {a² - b² = (a + b)(a - b) }

w = 0   ;  w + 3 = 0                ; w - 3 = 0

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5 0
3 years ago
Using the information that
seropon [69]

Answer:

a) 54.6

b) 140

Step-by-step explanation:

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so;

7644 ÷ 54.6 = 140

7 0
3 years ago
Read 2 more answers
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