Not sure
there are no three symbols of Islam
Russia is a country, there are no other countries in Russia.
One of Poseidon's (Neptune's) symbols is the trident, a three-pronged spear.
He had alot of symbols but the three most common ones were the lightening bolt, the eagle (his sacred animal) and the sky.
There are a few symbols that represent fate. Three interlocking triangles and ovals running through a circle and such are a few symbols.
Norway shares borders with Sweden, Finland and Russia
Russia is the only country that starts with Ru. There are only three countries that start with the letter R. The three countries are Russia, Rwanda and Romania.
Interlocking rings
Three symbols that represented Hestia were a kettle, a key, and fire.
If you're talking about Wakka's Overdrive "Element Reels", just simply stop the symbols with the X button for each section. Below are the results. If you get 2 symbols the same color, and one different, It'll combine both elements to make Fire and Ice, or Lightning and Water Balls etc.(Three White Symbols: Ice Ball)(Three Blue Symbols: Water Ball)(Three Yellow Symbols: Lightning Ball)(Three Red Symbols: Fire Ball)
The Eastern Orthodox Faith and other symbols of the the Eastern Roman (Byzantine) Empire.
The smallest number that can be written using three different Roman numeral symbols is 6, represented as VI. In this numeral, V represents 5 and I represents 1, with the two combined to form 6. Other combinations of three different symbols, such as III or IV, do not meet the criteria of using three distinct symbols.