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Help in geometry. Explanation would be nice :)

Help in geometry. Explanation would be nice :)-example-1

1 Answer

2 votes
4)
2/x = x/6
x^2 = 12
x = 2√3

answer is A
2√3

5)
20/x = x/56
x^2 = 20(56)
x^2 = 1120
x = 4√70

answer is C.
4√70
User Frady
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