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Fynjy0 [20]
3 years ago
10

I got most of them but I need help on those 3

Mathematics
1 answer:
Vadim26 [7]3 years ago
3 0
Using Pythagoras:-

x^2  = 6^2 + (sqrt18)^2
       = 36 + 18 = 54

x = sqrt54  =  3 sqrt6
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