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

​

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Iris 11 months 2021-08-15T06:16:40+00:00 1 Answer 0 views 0

Answers ( )

  1. Maya
    0
    2021-08-15T06:18:10+00:00
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    Step-by-step explanation:

    (P-Q)=6

    (P-R)=15

    (Q-R)= (P-R)-(P-Q)

    = 15-6

    =9

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