The length of the rectangle is 18cm and its breadth is 10cm. When the length is increased to 25cm what will be the breadth of the rectangle if the area remains the same.

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Solution

Area of rectangle $= l e n g t h \times b r e a d t h$
$18 c m \times 10 c m = 25 c m \times b r e a d t h$
$180 = 25 \times h$
$h = 7.2 c m$

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The length of the rectangle is 18cm and its breadth is 10cm. When the length is increased to 25cm what will be the breadth of the rectangle if the area remains the same.

Area of rectangle =length×breadth 18cm×10cm=25cm×breadth 180=25×h h=7.2cm

Area of rectangle $= l e n g t h \times b r e a d t h$
$18 c m \times 10 c m = 25 c m \times b r e a d t h$
$180 = 25 \times h$
$h = 7.2 c m$