If P – Q – R and d(P, Q) = 6 , d(P, R) = 15 , then find d(Q, R). * 21 9 60 90 Question If P – Q – R and d(P, Q) = 6 , d(P, R) = 15 , then find d(Q, R). * 21 9 60 90 in progress 0 Math Iris 11 months 2021-08-15T06:16:40+00:00 2021-08-15T06:16:40+00:00 1 Answer 0 views 0
Answers ( )
Step-by-step explanation:
(P-Q)=6
(P-R)=15
(Q-R)= (P-R)-(P-Q)
= 15-6
=9