â¡in two similar triangle abc and def, ac=10cm and df= 8cm. find the ratio of their areas?
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ratio of areas of 2 similar triangles = ratio of square of pair of corresponding sides
the ratio of their areas=AC^2/DF^2
=100/64=25/16
the ratio of their areas=AC^2/DF^2
=100/64=25/16
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