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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.)
 one year ago
 one year ago
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.)
 one year ago
 one year ago

This Question is Closed

nickymardenBest 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. \[Acone= pi * r^2\] \[Acilinder=2*π*r*h + 2π*r2 \]
 one year ago

Apellot7Best ResponseYou've already chosen the best response.1
can you set the problum up with me?
 one year ago

nickymardenBest ResponseYou've already chosen the best response.0
\[Acone: 3,14*1^2\]
 one year ago

nickymardenBest ResponseYou've already chosen the best response.0
\[Acilinder=2*3,14*1*14+2*3,14*1^2\]
 one year ago

nickymardenBest ResponseYou've already chosen the best response.0
then: Acone+Acilinder
 one year ago

nickymardenBest ResponseYou've already chosen the best response.0
and that is your answer :)
 one year ago

Apellot7Best ResponseYou've already chosen the best response.1
thats not the answrs i have. thought
 one year ago

Apellot7Best ResponseYou've already chosen the best response.1
\[100cm2 power 97cm to 2 power 91cm2 power 104cm2
 one year ago

nickymardenBest ResponseYou've already chosen the best response.0
well, those are the formulas :x
 one year ago

Apellot7Best ResponseYou've already chosen the best response.1
didd i do the math wrong? can yuu coculated them 2
 one year ago

nickymardenBest ResponseYou've already chosen the best response.0
the answer is 97.2
 one year ago

nickymardenBest ResponseYou've already chosen the best response.0
yees, i just told you the answer lol
 one year ago
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