So, 3 cm corresponds to 1.81 inches
1) Considering that
1 inch ----- 2. 54 cm
2) Let's make this conversion by a simple Rule of three
1 inch ------ 2.54 cm
i -------- 3 cm
2.54i=3*1
Divide both sides by 2.54
3) So, 3 cm corresponds to 1.81 inches
7.8m questions
10.4m answers