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how to calculate rectangle surface area. Rectangular prism is a solid three dimensional object it has either six flat surfaces of rectangles or four rectangles with two squares. If using this calculator to compute the surface area of a hollow sphere subtract the surface area of the base.
Calculating Surface Area And Volume Formulas For Geometric Shapes Rectangular Prism Surface Area Year 10 Maths from www.pinterest.com
A 2 wl lh hw A 2 w l l h h w. Therefore the formula is. Area bottom edge length times width lw.
For example if the area is 60 and the width is 5 your equation will look like this.
A rectangle can only have area because it is a two-dimensional figure. For this shape the lateral surface area is quite easy to calculate as its made up of 3 rectangles which have one length of the side in common. A rectangular prism has total 12 lengths. Opposite sides have the same area.
