state gov UP Police Assistant Operator (Radio Cadre) Mock Test Quantitative Aptitude Mensuration Plane Figures
In Δ ABC, Z is a point on side BC and AB = AC. If ∠AZB = 90 degree and BC = 42 cm, then what will be the length of BZ?
1
21 cm
2
32 cm
3
28 cm
4
35 cm