Triangle height decrease 40% and breadth increase 40% what is the effect on the area
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Suppose,h=10 and b=20
so,area=1/2×20×10=100
height =10×40/100=4
h=10_4=6
base=20×40/100=8
b=20+8=28
area=1/2×28×6=28×3=84
1area is bigger by 16 than 2area
so,area=1/2×20×10=100
height =10×40/100=4
h=10_4=6
base=20×40/100=8
b=20+8=28
area=1/2×28×6=28×3=84
1area is bigger by 16 than 2area
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