## Brad1996 Group Title Ten is the geometric mean of 4 and what number? 2 40 25 8 one year ago one year ago

i don't know how to do these very well but I thought it was 25 because 4 * 25 = 100 and he sqrt of 100 is 10...

2. hartnn Group Title

thats correct.

3. hartnn Group Title

geometric mean of a and b is $$\large \sqrt{ab}$$