Enrhifo
400000\sqrt{2}\approx 565685.424949238
Rhannu
Copïo i clipfwrdd
800\times 500\sqrt{2}
Ffactora 500000=500^{2}\times 2. Ailysgrifennu ail isradd y lluoswm \sqrt{500^{2}\times 2} fel lluoswm ail israddau \sqrt{500^{2}}\sqrt{2}. Cymryd isradd 500^{2}.
400000\sqrt{2}
Lluosi 800 a 500 i gael 400000.
Enghreifftiau
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