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# Rectangle calculator

An online calculator that calculates the side, area, perimeter and diagonal of a rectangle if you enter two known values. Step-by-step explanations for each combination of input parameters are provided.

Rectangle Calculator
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 Enter known values: side a = side b = area A = perimeter P = diagonal d =

 Select value to find: side a side b area A perimeter P diagonal d
Show me an explanation
examples
example 1:
Find the area of the rectangle whose sides are $14cm$ and $31 cm$.
example 2:
Finding the area of a rectangle whose diagonal is $9 cm$ and one side is $5 cm$.
example 3:
The area of a rectangle is $56 cm^2$ and one side is $6 cm$. Find perimeter.

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