6cm + 6cm = 12cm
As there are 10mm in each centimetre, there are (6 x 10) 60mm in 6cm.
60mm
6cm
Probably an equilateral triangle
6cm
6cm
6cm.
0.06m = 6cm
Perimeter = 6cm + 6cm + 9cm + 9cm = 30cm
6cm equals 60mm
Yes, an equilateral triangle has 3 congruent sides.