Question

ii)If P-Q-R and d(PQ) = 3.4 ,d(QR) = 5.7 then d(PR) = ?​

Answer 1

Tip

To solve these type of questions,one needs to know

Distance between 2 points (x,y) is y-x if y>x.

Distance between 2 points (x,y) is x-y if x>y.