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how do i calculate area of a rectangle. The area of a rectangle is a measurement of the two-dimensional space within the rectangle or the number of square units within the rectangle. Area of A a 2 20m 20m 400m 2.
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A 2 1350 A 2 1350. A rectangle has a height of 12 and a diagonal of 31. We know w 5 and h 3 so.
Select the required area measurement units to display the result.
Area w h w width h height. 12bh a One half of base times height equals area Also youll need to know how to find the area of a rectangle lw a length times width equals area Make a net of the prism. Rectangle Surface Area Calculation Surface area is calculated by adding up all external sides of the rectangle or cube. Viewed sideways it has a base of 20m and a height of 14m.
