The triangle!
A geometric compass is an instrument, or a tool, used in plane geometry to draw arcs and circles. Not to be confused with the geometric and military compass invented by Galileo.
There aren't any. Geometric is an adjective and you need a noun to go with it before it is possible to consider answering the question. There are geometric sequences, geometric means, geometric theories, geometric shapes. I cannot guess what your question is about.
If, by geometric number (?) you mean geometric mean, then the answer is 40.
Geometric echo is a repeating shape in a pattern. The stars on the US flag is a geometric echo.
A triangle is a geometric shape.
The triangle!
Yes it is a Percussion instrument.
An unpitched percussion instrument are the maracas.
the percussion instrument was invented in the 5000bc
Yes, the marimba is a percussion instrument.
Yes, the xylophone is a percussion instrument.
A tympani, also known as a kettle drum, is a percussion instrument.
They are classed as percussion instruments.
Yes, a triangle is an auxiliary percussion instrument.
A pair of cymbals are a percussion instrument that clashes.
A percussion instrument is an instrument that requires the player to hit it rather then say blow into it for example. An example of a percussion instrument would be a drum or a xylophone or the cymbals or a gong. An example of a non percussion instrument would be a trumpet or a violin or a trombone or a cello.
Yes, the drums are a percussion instrument.