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What is the length of pR?
40°
a
110°
110°
X
© A. 11
• B. 13
• C. 81
• D. 9


What Is The Length Of PR 40 A 110 110 X A 11 B 13 C 81 D 9 class=

Sagot :

Answer:

9

Explanation:

21÷7=27÷x

21×x=27×7

21x=189

x=9