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0%will be the change in its area
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the change in percentage of area in triangle will be 0 because the area of the triangle is equally depend upon base and height..
ar = 1/2×b×h
if we take ,b= h
now, if we decrease 40% in height then if we increase 40% in base then area remains constant or same
ar = 1/2×b×h
if we take ,b= h
now, if we decrease 40% in height then if we increase 40% in base then area remains constant or same
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