WAEC - Mathematics (2008 - No. 34)
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Giải thích
Given q2 = 25 - r2.....(1)
from Pythagoras theorem
p2 = q2 + r2....(2)
put(1) into (2)
p2 = 25 - r2 + r2
p2 = 25
p = \(\sqrt{25}\)
from Pythagoras theorem
p2 = q2 + r2....(2)
put(1) into (2)
p2 = 25 - r2 + r2
p2 = 25
p = \(\sqrt{25}\)