railway RRB Technician Grade 3 Mock Test 2024 Quantitative Aptitude Geometry Triangles, Congruence and Similarity
The areas of two similar tringles ΔXYZ and ΔLMN are 49 cm2 and 9 cm2, respectively. If LM = 9 cm, then the length of XY is:
1
7 cm
2
14 cm
3
49 cm
4
21 cm