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Area formula for few shapes is given as, Area of square = (side) Area of rectangle = length × breadth. Area of triangle = (1/2) × base × height.

How to Find the Surface Area of a Rectangular Prism | Math with Mr. J YouTube Start of suggested clip End of suggested clip In area equals six times a width of two. And we get an area of 12 square inches for the front. So weMoreIn area equals six times a width of two. And we get an area of 12 square inches for the front. So we could plug in 12. Here plus now we need to do the right.

Perimeter Formulas Geometric ShapePerimeter FormulaMetricsTrianglea + b + ca, b and c being the side lengthsRectangle2(Length + Width)Square4aa =Length of a sideTrapezoida + b + c + da, b, c, d being the sides of the trapezoid4 more rows

Surface Area of a Sphere - YouTube YouTube Start of suggested clip End of suggested clip So it's four pi times twenty squared twenty times twenty is four 400. And 4 times 400 is 1600. SoMoreSo it's four pi times twenty squared twenty times twenty is four 400. And 4 times 400 is 1600. So the surface area is 1600 pi square units.

Then we just get the areas of the two rectangles. And add them. Together. Same with this figureMoreThen we just get the areas of the two rectangles. And add them. Together. Same with this figure which can be split up into a rectangle and a triangle. We just get all the side lengths.

Area of 2D Shapes Formula ShapeAreaTermsTriangle½ × b × hb = base h = heightSquarea2a = length of sideRectanglel × wl = length w = widthParallelogramb × hb=base h=vertical height3 more rows

Area of 3D Shapes NameAreaRectangular CuboidSurface Area = 2lw+2lh+2wh Lateral Surface Area = 2(l+b)×hCubeLateral Surface Area = 4a2 Surface Area = 6a2Circular CylinderLateral Surface Area = 2?rh Top Surface Area = ?r2 Bottom Surface Area = ?r2 Total Surface Area = L+T+B = 2?rh+2(?r2) = 2?r(h+r)6 more rows ?