Enrhifo
\frac{\sqrt{290}}{10}\approx 1.702938637
Rhannu
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\frac{\sqrt{29}}{\sqrt{10}}
Ailysgrifennu ail isradd y rhaniad \sqrt{\frac{29}{10}} fel rhaniad ail israddau \frac{\sqrt{29}}{\sqrt{10}}.
\frac{\sqrt{29}\sqrt{10}}{\left(\sqrt{10}\right)^{2}}
Mae'n rhesymoli enwadur \frac{\sqrt{29}}{\sqrt{10}} drwy luosi'r rhifiadur a'r enwadur â \sqrt{10}.
\frac{\sqrt{29}\sqrt{10}}{10}
Sgwâr \sqrt{10} yw 10.
\frac{\sqrt{290}}{10}
I luosi \sqrt{29} a \sqrt{10}, dylid lluosi'r rhifau dan yr ail isradd.
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