small i.e. 6cm
coz
6cm + 6cm = 12cm
Probably an equilateral triangle
6cm
Perimeter = 6cm + 6cm + 9cm + 9cm = 30cm
6cm equals 60mm
Yes, an equilateral triangle has 3 congruent sides.
The answer depends on what the "6cm" refers to.
6cm = 60mm
16 cm
It is 6/60 or 1/10 of 6cm