The length of a line segment AB is 2 cm. It is divided into two parts at a point C such that AC^2=AB imes CB. What is the length of CB ? [2018 CDS-I]

Question

The length of a line segment AB is 2 cm. It is divided into two parts at a point C such that AC^2=AB 	imes CB. What is the length of CB ? [2018 CDS-I]

Examsnet · Accepted Answer

Correct Answer is : 3−√5 cm

UPSC CDS Math Lines and Angles Questions