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Vikki [24]
3 years ago
6

Help please!!! Math, look at the picture. When you click the pic it's clearer

Mathematics
1 answer:
san4es73 [151]3 years ago
4 0

Answer:

radius: 4.2 cm

circumference: 26.376 cm^2

area: 55.3896 cm^2

Step-by-step explanation:

radius is half the diameter so 8.4/2 = 4.2

circumference: C = (2)(pi)(r) ---> (2)(3.14)(4.2) --> 26.376

area: (pi)(r ^2) --> (3.14)(4.2^2) --> 55.3896

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Going through (-2,2) and (2,-2) Write the equation of lines with the following through
enot [183]

Answer:

Step-by-step explanation:

Seems like your question might be missing some parts.

If Not, Then

a line through the given points would have the form

y = mx + b

where m is the slope and b the y intercept

m = Δy/Δx = (-2 - 2) / (2 - (-2)) = -1

y = (-1)x + b

y = -x + b

now plugging in either point to find b

2 = -(-2) + b

b = 0

y = -x + 0

y = -x

3 0
3 years ago
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Multistep A museum groundskeeper is creating a semicircular statuary garden with a diameter of 30 feet. There will be a fence ar
steposvetlana [31]
Semicircle perimiter=1/2circumferece+diameteter
diameter=2r
c=2pir
so 1/2circumference=1/2(2pir)=pir
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given
d=30
d/2=30/2=15=r

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aprox
perimiter=77.1239

total cost=cost per foot times feet
total cost=9.25 times 77.1239
total cost=713.396

it will cost $713.40

4 0
4 years ago
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Marcel and his 8 friends have a snow shoveling business. Last season, they earned a total of $2,240.64. How much
NemiM [27]
The answer is $248.96
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5 0
2 years ago
G - (-31)= -7 awnser thus
Setler [38]
G - (-31) = -7
G + 31 = -7
G = -7 - 31
G = -38

In short, Your Answer would be -38

Hope this helps!
8 0
3 years ago
Read 2 more answers
Help ASAP I’ll mark you as brainlister
AnnyKZ [126]

Answer:

12\pi by 18\pi write it down

Step-by-step explanation:

add it

4 0
3 years ago
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