state gov UP Police Head Operator (Radio Cadre) Mock Test Quantitative Aptitude Mensuration Plane Figures
Points P and Q are on the sides AB and BC respectively of a triangle ABC, right angled at B. If AQ = 11 cm, PC = 8 cm. and AC = 13 cm, then find the length (in cm) of PQ:
1
4√7
2
√15
3
4.5
4
4