Question

triangles ABC &DEF are similr . AC=19cm and DE=8cm fund the ratios of the ares of triangle​

Answer 1

A(triangle ABC)/

A(triangle DEF)= (AC)^2/ (DE)^2

=(19)^2/ (8)^2

=(361)/ (64)

Therefore the ratio of the similar triangles ABC and DEF is 361/64