23-05-2020
Mathematics

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mateop746 mateop746

23-05-2020

Answer:

69

Step-by-step explanation:

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amna04352 amna04352

23-05-2020

Answer:

13

Step-by-step explanation:

Mid segment is equal to the average of the parallel sides

(n+3+3n-5)/2 = n+6

4n-2 = 2n+12

2n = 14

n = 7

n+6 = 7+6 = 13

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