railway DFCCIL Executive 2025 Mock Test Quantitative Aptitude Geometry Triangles, Congruence and Similarity
In a triangle ABC, ∠BAC = 90° and AD is perpendicular to BC. If AD = 8.4 cm and BD = 4.8 cm, then the length of BC is
1
18.5 cm
2
15 cm
3
18 cm
4
19.5 cm