state gov DDA Junior Secretariat Assistant (JSA) Mock Test 2023 Quantitative Aptitude Geometry Triangles, Congruence and Similarity
In ∆ ABC, ∠B = 900, AB = 8 cm and BC = 15 cm, D is a point on BC such that AD bisects ∠A. The length (in cm) of BD is:
1
4.5
2
3.6
3
4.2
4
4.8