XX cm in inches

What is 30 cm in inches ?

Answer: 30 cm = 11.81 inches

Centimeter to Inches conversion

=

Table of Contents

Formula - 30 cm in inches

The formula to calculate 30 cm in inches (30 centimeter in inches) is:

Or

Inches to Centimeter

How to convert 30 cm in inches - Calculation

Step 1: Use the Centimeter to Inches formula

F = cm / 2.538709

Step 2: Plug in 30cm

F = 30 / 2.538709
F = 11.81

Therefore 30 cm = 11.81 inches

30 cm in inches

What is length?

Length is a method of measuring distance. In our daily life, having the skill to measure the ength is very important. For example. Andy is going to buy a desk in his bedroom. How does he know which desk can be placed in the bedroom? Can he measure the room for the desk? He can measure the width and see if the desk can fix in.

How to measure length?

There are different units like centimeters, meters, kilometer, hectometer, feet, inches. etc or using our body, such as handspan, foot-span to measure the length of the object.

We have Non-standard units and standard units to measure.

Quantity

distance,
dispacement,
   length,
   height,
   etc.
   (d, 𝐱, l, h, etc.)

mass (m)

time (t)

speed,
velocity (v, 𝘃 )

acceleration (a)

force (F)

pressure (P or p)

energy (E, Q, W)

power (P)

viscosity (μ)

SI/MKS

metre (m)

kilogram (kg)

second (s)

m/s

m/s²

newton (N)

pascal (Pa)

joule (J)

watt (W)

PA·s

CGS

centimetre(cm)

gram (g)

second

cm/s

gal (Gal)

dyne (dyn)

barye (Ba)

erg (erg)

erg/s

poise (З)

MTS

metre

tonne (t)

second

m/s

m/s²

sthene (sn)

pieze (pz)

kilojoule (kJ)

kilowatt (kW)

pz·s

What apparatus do we used to measure length?

There are many elements can be measured with different methods.Traditional Measurement Units, the most natural way to measure length, like foot-span, arms, handspan. The Ruler and Tape Measure, rulers are more suitable to measure shorter things like pen, however, tape measure can measure longer things like yard, or the length of an object in more than one dimension like a desk.

Calipers and Opisometers, calipers are often used to measure lengths of round objects. Opisometers are used to measure curved lines.

What are the most popular length measuring device ?

1. Tape Measures - Tape Measures are flexible straight edges with graduated marking, they can be used to measure the total length of an object exists in more than one dimension, since they can bend.

2. Rulers - Rules have two sides, one side is marked in centimeters and the other side is marked in inches. Rules can be used to measure shorter lengths like the length of a pen.

3. Odometers - Odometers are also a measure unit, we often see them in vehicles. They are good for measuring miles and kilometers, especially when you are travelling.

Formula chart - Kilometer - hectometer - decameter - decimeter - centimeter - millimeter conversion

There is a relationship between these units with the base unit is meter.

Example calculation

What is 30 cm in inches?

Step 1: Use centimeter to inches formula

F = cm / 2.538709

Step 2: Plug in value

F = 30 / 2.538709
F = 11.81

Quick Conversion table - meters, centimeters, inches, feet, yards

1 yard = 3 feet
1 feet = 12 inches"
1 m = 3.28 feet
1 m = 39.37 inches"
1 inch = 2.54 cm
1 foot = 30.48 cm
1 foot = 0.3048 m"

Other interesting info

FAQ

What is 1 cm equal to in inches?

1 cm = 0.393701 inches

How long is 1 meter in centimeter

1m=100cm

How do you convert inches to centimeters?

Inches multiply the length value by 2.54 to become centimeters

What is 1 m equals to in inches?

39.3700787402 inches

How do you read mm on a ruler?

On a metric ruler, each individual line represents a millimeter (mm). 10mm = 1cm, the numbers on a ruler represents a cm.

Is 2.5 cm the same as 1 inch?

2.5 cm is the same as 0.984252 inches