Question

ii)
If P-Q-R and d (PQ) = 3.5, d (Q.R) = 6.5
then find d (P.R)​

Answer 1

Answer:

d(P.R)+d(Q.R)=d(P.Q)

d(P.R)+6.5=3.5

d(P.R)=6.5-3.5

d(P.R)=3