Enrhifo
\frac{\sqrt{70}}{2}\approx 4.183300133
Rhannu
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\frac{\sqrt{35}}{\sqrt{2}}
Ailysgrifennu ail isradd y rhaniad \sqrt{\frac{35}{2}} fel rhaniad ail israddau \frac{\sqrt{35}}{\sqrt{2}}.
\frac{\sqrt{35}\sqrt{2}}{\left(\sqrt{2}\right)^{2}}
Mae'n rhesymoli enwadur \frac{\sqrt{35}}{\sqrt{2}} drwy luosi'r rhifiadur a'r enwadur â \sqrt{2}.
\frac{\sqrt{35}\sqrt{2}}{2}
Sgwâr \sqrt{2} yw 2.
\frac{\sqrt{70}}{2}
I luosi \sqrt{35} a \sqrt{2}, dylid lluosi'r rhifau dan yr ail isradd.
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