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Afina-wow [57]
3 years ago
5

Please help me!!! Idk!

Mathematics
1 answer:
balandron [24]3 years ago
3 0
Perimiter
we have a half circle and 3 sides of a rectangle
half circle

circumfernce=2pir
half of that is 1/2 2pir or pir
so
diameter=8
radius is 1/2 of that or 4
so
that arc is 4pi

the 3 sides are 8+9+9 or 26

if we use pi=3.141592
4pi+26=38.566368
rounded we get
38.57
the closest one is C

answer is C

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Minchanka [31]

Answer:

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Step-by-step explanation:

the equation of a linear graph is y = mx + b

you know the m = -1

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from here, what you could do to find b is...

plug (-1, -3) into the equation

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2 years ago
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Lady bird [3.3K]

Answer:

1/3

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8 0
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Aleks04 [339]
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So 

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your final answer is

\boxed{\bf{3.4~km}}
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tatyana61 [14]

Answer:

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