2 years ago

The radius of your earth model is 9cm. what is the surface area

1 answer:

5 0

The surface area formula is 4 x pi x r^2

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strojnjashka [21]

B I think the answer is B 1/3

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2 years ago

Gennadij [26K]

Answer: 39% chance

Step-by-step explanation: you look it ip on goooogle

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2 years ago

inysia [295]

SA=2(LW+LH+WH)
SA=94
L=3
W=4
94=2(3*4+3H+4H)
divide both sides by 2
47=3*4+3H+4H
47=12+7H
minus 12 both sides
35=7H
divide oth sides by 7
5=H

5m

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2 years ago

Paraphin [41]

Answer:

yes

Step-by-step explanation:

4 0

2 years ago

leonid [27]

Answer:

14 inches for every side

Step-by-step explanation:

44/4 = 22

circumfrence of half circle is 3.14r = 22

22/3.14 is about 7

the radius is half the side length so multiply 7 by 2 to get 14

mark brainliest please

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2 years ago