Question

Aflati lungimea ipotenuzei unui triunghi dreptunghic isoscel cu aria de 100cm²

Answer 1

$S= \frac{C1*C2}{2} => C1*C2=2*S => C1*C2=2*100=200$
stiind ca este isoscel, atunci C1=C2, deci $C^{2} =200 => C=10 \sqrt{2}$
 $I^{2} =2 C^{2} => I= \sqrt{2*200} => I= \sqrt{400} => I=20$