# Circular Inch To Square Inch Converter

(in2 converter)

## Convert Circular Inch to Square Inch

 From: Circular Inch To: Square Inch

## Simplify Your Measurements: Convert Circular Inches to Square Inches with Ease

(Last Updated On: 2024-04-11)

Discover the simplicity of converting circular inches to square inches using Newtum's intuitive online tool, sparking your curiosity to learn more about this essential conversion.

### What are Circular Inch and Square Inch

Definition of Circular Inch

A circular inch is a unit of area measurement equal to the area of a circle with a diameter of one inch. This unit is not a part of the modern standard measurement systems, but it remains in use for specific contexts, particularly in measuring circular areas in various engineering and manufacturing fields.

Definition of Square Inch

A square inch is a unit of area in both US customary units and the British imperial system. It represents the area of a square with each side measuring one inch in length. One square inch equates to 6.4516 square centimeters and is widely used in construction, fabrication, and various fields needing precise area measurements.

### Circular Inch to Square Inch Conversion Table

Circular Inch Square Inch
0.1 0.7854
0.2 1.5708
0.3 2.3562
0.4 3.1416
0.5 3.9270
0.6 4.7124
0.7 5.4978
0.8 6.2832
0.9 7.0686
1.0 7.8540

#### Conversion of Circular Inch to Square Inch

Example 1:
Convert 2 circular inches to square inches:
2 circular inches = 2 Ã— 0.7854 square inches = 1.5708 square inches

Example 2:
Convert 5 circular inches to square inches:
5 circular inches = 5 Ã— 0.7854 square inches = 3.9270 square inches

### History of Circular Inch and Square Inch

The concept of converting circular inches to square inches has been used historically in various fields of engineering and manufacturing. This conversion is crucial when dealing with components that have circular shapes but require square inch measurements for documentation, fabrication, or material calculation purposes.

### How to use Circular Inch to Square Inch Converter

• Enter the value in circular inches into the converter.
• Click the 'Convert' button to initiate the calculation.
• View the result displayed in square inches.
• Use the newly converted measurement as needed for your project or calculation.

### Real Life Applications of Circular Inch to Square Inch

The Circular Inch to Square Inch Converter serves as a practical tool in many real-world applications, simplifying complex calculations for professionals and hobbyists alike.

• Calculating the material needed for circular objects in construction and manufacturing.
• Converting measurements for piping and ductwork in HVAC systems to square inches for proper fitting and sealing.

### Solved Examples in2

Example 1:
Converting 3 circular inches to square inches:
3 circular inches = 3 Ã— 0.7854 square inches = 2.3562 square inches

Example 2:
Converting 7 circular inches to square inches:
7 circular inches = 7 Ã— 0.7854 square inches = 5.4978 square inches

## FAQs: Circular Inch to Square Inch Converter

1. What is a circular inch?
A circular inch is a measure of area based on the area of a circle with a one-inch diameter.

2. How do you convert circular inches to square inches?
To convert circular inches to square inches, multiply the number of circular inches by 0.7854.

3. Can I convert square inches back to circular inches?
Yes, to convert square inches back to circular inches, divide the number of square inches by 0.7854.