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Q: If L equals 15 cm W equals 9 cm and H equals 21 cm what is the surface area of the rectangular box?
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Surface area of a rectangular box?

Multiply length x width.


How do you find the surface area of a rectangular box?

you multiply the length times width times height.


What is the surface area of the jewelry box?

The answer will depend on the shape (and size) of the box: some have a rectangular cross-section, others circular.


What is the formula for find of a box rectangular prism?

The formula will depend on what it is that you are trying to find: the volume or the surface area.


The length width and height of a rectangular solid are in ratio of 4 3 2 If the volume of the box is 648 what is the total surface area of the box?

468


What is the height of a rectangular box if the length is 17 feet the width is 7 feet and the surface area is 430ft 2?

4 feet


What is the total surface area of a rectangular prism box that measures 5 feet by 1 foot by 1 foot?

22 square feet


What is the surface area of a box that is 6x8x12?

A rectangular box that is 6 by 8 by 12 units has a surface area of 2 x (6 x 8) + 2 x (6 x 12) + 2 x (8 x 12) = 432 square units


How do you Find the total surface area of a rectangular box?

2 x ((L x W) + (L x H) + (H x W))


How do you find the surface area of rectangular box?

A rectangular box has six sides. Find the area of them and add them together. Two sides are length times height, two sides are length times width, and two sides are width times height. Surface Area = 2LH + 2LW + 2WH


With the developments of rectangular box on paper how are you supposed to find the area of the paper that you need to make the box -- Not find the air of the box itself but the paper used?

The good thing about the developments of rectangular boxes is that they are still rectangular! In order to find the surface area of the paper needed to make a box, you would first need to determine the measurements of your finished box. One you have determined your length (L), width (W), and height (H), you will need to do some simple math. 2(LxW) + 2(WxH) + 2(LxH) = the area of paper that you need to make a box.


How do you calculate the value of rectangular box?

Depending on what value you are looking for: Surface Area = Sum of each side's area Volume = Length x Width x Height Anything else?