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# Surface Area Answers

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An open-top box is to be constructed so that its base is twice as long as it is wide. Its volume is to be 2300 cm^3. FInd the dimensions that will minimize the amount of cardboard required.    Make: Length...

Find the surface area of a box with dimensions 5cm,9cm,5cm. I don't know which dimension is length, width, height though.

Mr. Jenkins has cylindrical columns and rectangular prism posts on his front porch.  Both have a height of 3.5 feet.  The columns have a radius of 0.5 feet.  The prisms have a length...

A cardboard shipping container is in the form of a cylinder with a radius of 6 centimeters and a volume of 8595.4 cubic centimeters.   What is the length of the shipping container?   What...

The cone has a slant height of 20ft and the crock base has a radius of 10ft (use pi=3.14) I basically need to find the height of the cone and then I'll be able to solve it

what i did: 402 = 2πr^2+2πr(3r) how do i separate r?

i dont get how to find the answer

Help! I don't know how to start!

Determine the minimum surface area of a closed rectangular box with volume 8 ft^3.

Compute the surface area of the portion of the plane 3x+y+2z=6 inside the cylinder x^2+y^2=4. (Answer: 2pi*sqrt(14)) The formula for the surface area of a cylinder is A=2pi*r^2+2pi*r*h...

Compute the surface area of the portion of the cone z=sqrt(x^2+y^2) below the plane z=4. (Answer: 16pi*sqrt(2))

find the told suface area of a square prism is ten

I'm not sure how to solve this.