the length of rectangle is increased by 25% while breath is diminished by 30% what is the impact on area?it is urgent please send it in 5 minutes
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If the length is X ,then length is increased by 25%
X+(X×25)/100 =X+X/4
=5x/4
If the breadth is Y ,then breadth is decreased by 30%
Y-(Y×30)/100
=Y-Y(3/10)
=7Y/10
Then area=(5X/4)×7Y/10
=XY(7/8)
Normal area=XY
Change in length and breadth makes the area 7/8 times of the normal area.
X+(X×25)/100 =X+X/4
=5x/4
If the breadth is Y ,then breadth is decreased by 30%
Y-(Y×30)/100
=Y-Y(3/10)
=7Y/10
Then area=(5X/4)×7Y/10
=XY(7/8)
Normal area=XY
Change in length and breadth makes the area 7/8 times of the normal area.
AzharMunna:
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if this helps you please mark it as brainliest
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