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Ne4ueva [31]
3 years ago
11

Please help me I really dont get this

Mathematics
1 answer:
Nitella [24]3 years ago
8 0
Lets x = KB
2/5 = 3/(x+3)
2(x+3) = 3(5)
2x+6 = 15
2x = 9
  x = 4.5

answer
KB = 4.5 cm
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