diagonal of a rectangle is 5cm and one of at side is 4cm. it's area is... ?
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if the diagonal of a rectangle is given 5 cm and one side a given 4 cm. then you will use the Pythagoras theorem and find the another side that will you get 3 cm and then use the area of rectangle that is l × B and then you will get the area of rectangle that is 20 cm
Lovelysudhan:
Pythagoras theorem... ?
Pythagoras Theorem is that in a right triangle the square of the hypotenuse is equal to the sum of the square of the other two sides
AC square = AB square + BC square...
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