3 years ago

PLEASE HELP I REALLY NEED HELP

Mathematics

1 answer:

Neko [114]3 years ago

7 0

Answer:

Step-by-step explanation:

perimeter of B = 21

divide by 3 to get each side: 21/3 = 7 = Y

perimeter of hexagon is 50. subtract 2Y: 50 - 14 = 36

divide 36 by 4 to find X = 9

add X + Y

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