Triangle ABC has sides

MATHEMATICS · Subjective · CBSE · Mathematics · Triangles · Triangles

Problem

9\,\text{cm}

12\,\text{cm}

and

15\,\text{cm}

. Another triangle DEF has sides

6x\,\text{cm}

8x\,\text{cm}

and

20\,\text{cm}

. Find the value of

x

for which the two triangles are similar.