So **how many inches is 18 cm**? Pizza is widely enjoyed globally, and its size is usually measured in inches. But some pizzerias use the metric system, specifically centimeters, to measure their pizzas, which can cause confusion for customers when ordering. For instance, a pizza may be advertised as 18 centimeters in diameter, but customers may not know how to convert this measurement into inches.

This article about “**how many inches is 18 cm**” will help you understand how to convert 18 centimeters into inches and provide tips on converting between metric and imperial units of measurement for pizza size. By the end, you will have the knowledge to order pizza of the correct size using centimeters or inches.

**How Many Inches is 18 Cm?**

So how many inches is 18 cm? 18 cm is equal to **7.086614 inches**. To convert 18 centimeters into inches, simply multiply the number of cm by 0.393701. Alternatively, divide 18 cm by 2.54 to get 7.086614 inches as your answer.

**Is a 18 Cm Pizza Considered A Small or Medium Pizza?**

A 18 cm pizza is considered to be a small-sized pizza, as it is less than the standard size of 23 cm for medium pizzas. An individual could eat one 18 cm pizza in one sitting, but two people may struggle to finish an 18 cm pizza together.

**How Many People can A 18 Cm Pizza Feed?**

A 18 cm pizza typically feeds one person, but **two people** could share the pizza if they are not particularly hungry. It is recommended that families order a 23 cm medium-sized pizza to feed two adults and a child.

**Converting Between Metric and Imperial Units of Measurement**

In general, when converting between metric and imperial units of measurement, you should remember the following rule: **1 cm is equal to 0.393701 inches**. This means that for every centimeter, you must multiply it by 0.393701 to get the answer in inches.

**Pizza Conversion Chart – Inches to Cm**

To convert between inches and centimeters while ordering pizza from a restaurant that uses different units of measurement, please refer to the chart below. Inches: Output Language Code: EN-US

- 8 inch = 20 cm,
- 10 inch = 25 cm,
- 12 inch = 30 cm,
- 14 inch = 35 cm,
- 16 inch = 40 cm

**Formula Converting Inches to Cm**

Yes, the formula for converting centimeters (cm) to inches (in) is as follows:

in = cm / 2.54

This formula involves dividing the measurement in centimeters by 2.54, which is the number of centimeters in an inch.

**Handy Tips for Converting Metric to Imperial Measurements**

When converting between metric and imperial measurements, it is important to use the correct conversion rate as **tips** for you. As a general rule, 1 inch is equivalent to 2.54 centimeters. It’s also helpful to round off your answer if you are unsure of the exact figure. For example, if you’re trying to convert 12 inches into centimeters, the exact answer would be 30.48 cm, but you can round it off to 30 cm if that is easier to remember.

Finally, use online conversion calculators or apps as a backup in case you need extra help with your conversions. This way, you will always have access to accurate and up-to-date information when ordering pizza.

That’s all for how many inches is 18 cm.

**Conclusion**

Knowing **how many inches is 18 cm** can help you order a pizza of the correct size. 18 cm is equal to 7.086614 inches, meaning that it is considered a small-sized pizza. You can also use the formula provided to convert between centimeters and inches while ordering pizza from different restaurants that use different units of measurement.

To ensure you get the right amount of pizza, use conversion calculators or remember the units’ conversion factor. This knowledge will allow you to confidently order your pizza in any unit of measurement the pizzeria uses. Thank you for visiting **OPSpizzakitchencafe.com**.

**FAQs of How Many Inches is 18 Cm**

**How many inches is 18 cm when it comes to measuring pizza size?**

Answer: 18 cm is equivalent to approximately 7.09 inches when measuring pizza size.

**Why is it important to know the conversion between centimeters and inches when it comes to pizza size?**

Answer: It is important to know the conversion between centimeters and inches when it comes to pizza size to avoid confusion and ensure that you order the right size.

**What are some online tools for converting centimeters to inches?**

Answer: There are many online conversion calculators available that can help convert centimeters to inches.

**Are there any rules of thumb for converting centimeters to inches?**

Answer: Yes, a general rule of thumb is to divide the number of centimeters by 2.54 to get the number of inches.

**Why do some pizzerias use centimeters to measure pizza size?**

Answer: Some pizzerias use centimeters because the metric system is widely used in many countries around the world.

**How can I avoid ordering the wrong size pizza due to confusion about units of measurement?**

Answer: You can avoid ordering the wrong size pizza by knowing the conversion between units of measurement, asking for clarification from the pizzeria, or using online conversion tools.

**Is it common for pizzerias to use centimeters or inches to measure pizza size?**

Answer: Pizzerias may use either centimeters or inches to measure pizza size, depending on the location and the preference of the pizzeria.

**How can I convert pizza size in centimeters to inches in my head?**

Answer: You can convert pizza size in centimeters to inches in your head by dividing the number of centimeters by 2.54.

**Are there any health benefits to ordering smaller-sized pizzas?**

Answer: Ordering smaller-sized pizzas can help with portion control and may be a healthier option for those looking to manage their calorie intake.

**How can I estimate the size of a pizza in inches if it is listed in centimeters?**

Answer: You can estimate the size of a pizza in inches if it is listed in centimeters by dividing the number of centimeters by 2.54.

**How many inches is 18 cm of Papa John’s pizza?**

Answer: 18 cm of Papa John’s pizza is equal to approximately 7.09 inches.

**How can I remember how many inches is 18 cm?**

Answer: You can remember how many inches is 18 cm by using the rule of thumb that 1 centimeter is equal to 0.3937008 inches, or simply round off your answer to 7.1 inches. Alternatively, you can also use online conversion calculators or smartphone apps as a backup in case you need extra help with your conversions.

**Is there a standard size for pizzas?**

Answer: There is no standard size for pizzas, as different pizzerias may offer different sizes based on their preference.

**How many slices are typically in a 7-inch pizza?**

Answer: The number of slices in a 7-inch pizza may vary based on the pizzeria and the desired slice size, but it can typically serve around 1-2 people.

**Can I order a pizza with a custom size?**

Answer: It depends on the pizzeria, but some may offer custom size options based on your preference.

**How can I convert pizza size from inches to centimeters?**

Answer: You can convert pizza size from inches to centimeters by multiplying the number of inches by 2.54.

**Is it more common to measure pizza size in centimeters or inches?**

Answer: It depends on the location and the preference of the pizzeria, but inches are more commonly used in the United States, while centimeters are more commonly used in other parts of the world.

**Why should I know how many inches is 18 cm?**

Answer: Knowing how many inches is 18 cm can be useful if you are ordering a pizza in centimeters, as it will allow you to accurately order the right size. Understanding this conversion wiill also help you estimate the size of a pizza when it is listed in centimeters. Additionally, knowing this conversion can help you compare different pizzas and choose the right one for your needs.