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Apellot7
Group Title
A firecracker has dimensions as shown. Height is 14 cm, radius is 1 cm and slant height of the cone is 2 cm.
Paper covers the entire surface area including the cone, the lateral area and the bottom circle but does not include the tail.
What is the best approximate area of paper needed to wrap the firecracker?
(Use for . Round your answer to the nearest whole number.)
 2 years ago
 2 years ago
Apellot7 Group Title
A firecracker has dimensions as shown. Height is 14 cm, radius is 1 cm and slant height of the cone is 2 cm. Paper covers the entire surface area including the cone, the lateral area and the bottom circle but does not include the tail. What is the best approximate area of paper needed to wrap the firecracker? (Use for . Round your answer to the nearest whole number.)
 2 years ago
 2 years ago

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nickymarden Group TitleBest ResponseYou've already chosen the best response.0
you have 2 different shapes. a cilinder and a cone. to calculate the whole area you will need to calculate the total area of the cilinder and the total area of the cone. \[Acone= pi * r^2\] \[Acilinder=2*π*r*h + 2π*r2 \]
 2 years ago

Apellot7 Group TitleBest ResponseYou've already chosen the best response.1
\[pi=3.14\]
 2 years ago

Apellot7 Group TitleBest ResponseYou've already chosen the best response.1
can you set the problum up with me?
 2 years ago

nickymarden Group TitleBest ResponseYou've already chosen the best response.0
yes, sure.
 2 years ago

nickymarden Group TitleBest ResponseYou've already chosen the best response.0
\[Acone: 3,14*1^2\]
 2 years ago

nickymarden Group TitleBest ResponseYou've already chosen the best response.0
\[Acilinder=2*3,14*1*14+2*3,14*1^2\]
 2 years ago

nickymarden Group TitleBest ResponseYou've already chosen the best response.0
then: Acone+Acilinder
 2 years ago

nickymarden Group TitleBest ResponseYou've already chosen the best response.0
and that is your answer :)
 2 years ago

Apellot7 Group TitleBest ResponseYou've already chosen the best response.1
hold up please
 2 years ago

Apellot7 Group TitleBest ResponseYou've already chosen the best response.1
thats not the answrs i have. thought
 2 years ago

Apellot7 Group TitleBest ResponseYou've already chosen the best response.1
\[100cm2 power 97cm to 2 power 91cm2 power 104cm2
 2 years ago

nickymarden Group TitleBest ResponseYou've already chosen the best response.0
well, those are the formulas :x
 2 years ago

Apellot7 Group TitleBest ResponseYou've already chosen the best response.1
didd i do the math wrong? can yuu coculated them 2
 2 years ago

nickymarden Group TitleBest ResponseYou've already chosen the best response.0
the answer is 97.2
 2 years ago

nickymarden Group TitleBest ResponseYou've already chosen the best response.0
yees, i just told you the answer lol
 2 years ago

Apellot7 Group TitleBest ResponseYou've already chosen the best response.1
no...! lol jk
 2 years ago
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