5.
Areas of two similar triangles are 225 cm’and ,81 cm² if side of smaller
triangle is 12cm. find corresponding side of major triangle
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Answer:
We have ratio areas of two similar triangles is equal to square of their corresponding sides
225÷81=x^2÷12^2
=>15÷9=x÷12
=>x=(15÷9)×12=20cm----corresponding side of major triangle
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