engineering recuitment PGCIL Diploma Trainee Mock Test 2024 Quantitative Aptitude Mensuration Plane Figures
ABC is a right - angled triangle, right angled at A in such a way that AB = AC and the bisector of angle B intersects the side AC at D. DM is perpendicular to BC, intersecting BC at M. If AB = 12 cm and BC = 12√2 cm, then find the length of side AD.
1
12(√2 - 2) cm
2
12(√2 + 1) cm
3
12(√2 - 1) cm
4
12(√2 + 2) cm