alleryA right triangle has hypotenuse 5 cm and one side 3 cm. The third side squared is:
A34
B18
C25
D16
Answer & Solution
Correct answer: D. 16
1. 25 minus 9 by Pythagoras.
2. That leaves 16.
3. The side itself is 4 cm.
_Source: syllabus Mathematics, Chapter 6, Squares and Square Roots._
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