When you are assuming how tall 30 inches is, you need certain parameters with which you will be able to compare the size. The best way to do so is to observe different objects around us and compare them with the same to realize the length of 30-inches.

**How long is 30 inches?** 30 inches = 76.2 cm or 30 inches = 2.5 ft

## How long is 30 inches compared to objects?

### 1) 17 AAA batteries

The triple-A batteries are usually used by us for inserting in the battery run tools. These triple-A batteries are known to use less power and they are about the length of 1.75 inches. Thus we shall note that with simple calculations that about 17 batteries shall be required for estimating the length of 30 inches. These batteries are obtained in any grocery store and thus you can easily observe 17 such batteries to obtain a length of 30 inches. These triple-A batteries are shorter than the double-A batteries but are good to cite as an example for estimating the length of 30 inches.

### 2) 30 Paper clips in a row

The paper clips are usually required for collecting papers and accumulating them systematically. The paper clips are a useful object as a part of our stationery tools and you must have come across them everywhere. These paper clips are usually of the length of 1 inch. Thus if you can align thirty such paper clips in a row and you shall be able to observe the length of 30 inches. You may get a straight line if you arrange these thirty paper clips in a row. If you measure that straight line with a scale you will obtain a length of 30 inches.

### 3) 2 Bowling pins

You must have spotted a bowling pin in the bowling alley. You shall notice that in a bowling alley, the lane is laid, and at the end of the lane, the bowling pins are kept and the player has to roll the balls to hit the pins. The more the number of pins drops, the greater the point. These pins are of significant importance.

Bowling pins are of the length of 15 inches and if you can imagine these bowling pins and place them on top of another then you shall observe the length of 30 inches. Hence two such 15 inches bowling pins are required for describing the height of 30 in.

**Also read: **How many inches is 20 cm? Objects that are 20 cm long

### 4) Height of House Fences

These fences are designed around our house and you shall need around 30 inches of wooden slabs to design these fences. Continuous fences are required for the protection of the yard and that of the house. Each slab used for designing the fence shares a height of 2.5 feet which is equivalent to 30 inches. You can also design these fences from metal slabs or wires according to the need and preferences of the user.

### 5) A 12 months Baby

The twelve months baby has an average height of 30 inches. The twelve months babies who are boys are certainly about two inches taller than the boys. The twelve months babies averagely grow up to the height of 30 in. The five-months babies are about 2 inches and when they gradually observe them growing in height until they are about a year old or twelve months and their height is nearly about 29.9 inches.

### 6) A fully grown adult Golden Retriever

We are all fond of the golden retrievers which are an absolute ball of fun and frolic. The adult female golden retrievers are about 2 inches shorter in height than the males of this species. The adult makes golden retrievers grow up to the height of 2.5 feet which is equivalent to 30 inches. Hence you can simply observe your pet or the pets in the neighborhood and if you come across one such male golden retriever then it shall be enough for you to observe the height of 30-inches in real life.

### 7) 3 Subway Sandwiches

The long and finger-licking subway sandwiches are about 1 foot. Before you hog down the entire subway sandwich make sure you hold them upright and you shall be needing about 2 to 2 and a half such subway sandwiches to measure the length of 2.5 feet which is equal to 30 inches. Thus this is a very easy example that you shall spot which can best describe the height of 30 in. The subway sandwiches are useful for you to understand the length of 30 inches.

### 8) Length of a Baseball Bat

You must see a baseball bat in the hands of the baseball players when you are watching a match in the neighborhood or when you are watching one on the television. The baseball bats range from the size of 25 inches to 50 inches and they are of varying lengths. However, the standard bats are of the size 30 inches which makes it a good example for you to understand the length of 30 inches in real life. The baseball bats are a great instance that you can cite for the same.

### 9) Standard size Guitar

The guitars that musicians play on stage are of varying size and shape, the electric guitars are sleeker while there are other varieties as well. The guitars that are talking about are of the standard height of 30 inches. If you have one such instrument in your house then you will be able to calculate the actual height of 30 in. These standard-size guitars are good examples for one to explain the height of 30 inches and show it a fantastic item to explain the height for one to visualize.

### 10) Height of a kitchen counter

The kitchen counters are made of varying dimensions and are of different materials. These kitchen counters are usually raised to the height of 3 feet which is equal to 30 inches. This makes it possible even for the shorter individuals to work comfortably without much inconvenience. The counters of the kitchen are perfect for you to explain and describe the height of 30 inches. The standard kitchen counters are measured to the height of approximately 3 ft. The kitchen countertops can very easily be observed and measured to find out the exact length of 30 inches.

**Also read: **How long is 50 Feet?

### 11) Diameter of a Car Tire

The car tires are chosen according to the company, brand, and size of the cars or any other vehicles. However, if we take a general observation then you shall see that more or less the size of the car tiers is about the same. If you measure the diameter of the car ties then you shall see that they are approximately about 2.5 feet which are 30 inches in the unit of inches for measurement. Thus this turns out to be another example of an object that showcases the length of 30 inches.

### 12) 3 A4 size papers

The A4 size papers are usually required for making applications or drawing for the school kids. These A4 papers find their various uses in the life of a student or an employee. Thus you shall be having such A4 papers ample in your house or might have at least seen one several times. These A4 sheets are cheap and if you buy three such papers then we will be able to explain to you the length of 30 inches. If you place the papers along their length axis, then the straight line that shall be obtained will be approximately 30 inches. Each A4 sheet is manufactured with a length of 11 inches and thus three such A4 Sheets will account for 33 inches which is very close to 30-inches for a better explanation.

### 13) One-litre Soda bottles

The one-liter soda bottles or the carbonated drink bottles are about one foot. So you shall be needing about 2.5 such soda bottles and if you can stand them on top of another then you will find the exact height of 30 inches or 2.5 feet for measuring the length accurately.

### 14) Office Lamps

The office desks consist of a desk lamp which is useful when the employee is working till late hours and needs to focus on a particular thing. These office desk lamps are usually spotted on the table of the students as well. The office lamps are made in such a way that you can adjust them easily and set them at the desired height. These lamps are usually manufactured up to the height of 30 inches and thus it is an excellent example for you to describe the length of 30 inches in real life with suitable examples around us.

### 15) 15 Golf Tees

The golf tees are usually of the length of 2.1 inches and thus you shall observe them in a line to estimate 30 inches. Hence to be precise you shall be needing 15 such golf tees to align them along a straight plane and then observe the length of the line which is about 30 inches. Golf tees are generally available in the spirits shop or if you are a golf player you might have come across them several times. Thus we can cite this example to explain the length of 2.5 ft in real life with frequently spotted objects around us.

### 16) 5 Dollar bills

The American dollar bills are the length of 6.14 inches. You must see these dollar bills and if you can get hold of 5 such dollar bills then you will be able to approximately draw the line which measures 30 inches. To be precise, five such bills will measure up to 30.7 inches which is very close to 30 inches and a good example that we may use to describe the length of 30 inches. These dollar bills are made with accuracy and the length and breadth are maintained constant.

### 17) 40 Pennies

The American pennies are another fantastic example that we can take to explain the length of 30 inches. Diameter is described as the line joining the end to end of the circle, without a bend and passing through the center. These American pennies have a diameter of about 0.75 inches each and if you take 40 such American pennies and align them in a straight line then the length of such a line will be 30 inches. Here we have another example to describe the length of 30 inches with commonly spotted objects around us.

### 18) 5 iPhone XR models

We have all seen a model of the iPhone in the newspaper, in advertisements, or may own one. These iPhone XR models are approximately the length of 5.94 inches which are made to stay constant during the manufacture of this particular model. Hence if you can imagine five such iPhone XR models in a row along the length axis then you will be able to obtain the length which is roughly about 30 inches. This is also a good example that you may spot for realizing the length of 30 inches.

### 19) Two-fifth as tall as a Refrigerator

Side-to-side refrigerators are standardized to a height of about 70.50 inches. Hence it is easy for you to observe the height of the refrigerator and estimate the length of 30 inches which is about 2/5th the height of the model. The different companies have different preferences for making the models but a generalized size can be taken into account for estimating the length of 30 inches in real life. You can take this as an example to explain the length of 30 inches with objects around us.

**Also read: **Common Things that are 5 Feet Tall

Naomi is an educator with 2 decades of experience working with children of all ages. She is a keen observer of the magic and importance of Maths in our daily lives. Follow me on Linkedin