find the area of an isosceles triangle whose perimeter is 32cm and its base is 12cm.
chapter:-perimeter and area
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in the isoscelece triangle two sides are equal
formula for triangle =1\2×height ×base
according to formula =1\2×32×12 =192
formula for triangle =1\2×height ×base
according to formula =1\2×32×12 =192
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