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what is the formula for surface area rectangular prism. The surface area of a rectangular prism if its length l height h and breadth b are given is. Surface area 2 lw wh lh Lateral surface area 2h l w Length of diagonal l2 w2 h2.
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But that is the surface area of the entire prism and we dont want to tile it all around. There is no easy way to calculate the surface area of an oblique prism in general. Surface Area Of A Rectangular Box Formula For a cube or rectangular box the formula becomes even easier.
Since a rectangular box or tank has opposite sides which are equal we calculate each unique sides area then add them up together and finally multiply by two to find the total surface area.
Formulas for surface area of rectangular prism. Calculator online for a the surface area of a capsule cone conical frustum cube cylinder hemisphere square pyramid rectangular prism triangular prism sphere or spherical cap. The surface area of the rectangular prism is the sum of the area of lateral faces and rectangular bases. But that is the surface area of the entire prism and we dont want to tile it all around.
