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Superman is flying 964 m above a frozen lake. How far away does he see his reflection?

m?

Superman is flying 486 m above a frozen lake. How far away does he see his reflection?

m?

Superman is flying 723 m above a frozen lake. How far away does he see his reflection?

m?

Superman is flying 23 m above a frozen lake. How far away does he see his reflection?

m?

Superman is flying 58 m above a frozen lake. How far away does he see his reflection?

m?

Superman is flying 79 m above a frozen lake. How far away does he see his reflection?

m?