It is considered obvious today that Earth is roughly a sphere and that it can be measured like any spherical object. Scientists technically call it an oblate spheroid, but it is still sphere-like in ...

When working with circles it is important to recognise and be able to name different parts of the circle. A segment of a circle is an area enclosed by a chord and an arc. What is the name given to a ...

If two secants are drawn to a circle from an external point, then the product of the length of one secant segment and its ...

It has been argued that certain diseases can be predicted by neck circumference. Dr. Ahmed Elvediwe, a professor of biochemistry at Kingston University in the UK, and Dr. Nadine Wehida, a professor of ...

Fold Perpendicular: Fold the circle again, aligning the edge of the circle with the diameter line you just created. Make sure ...

Gifted programs could be shutting out millions of high-performing Black and Latino children from low-income families. Can ...

The standard interpretation of a null state, or empty state, posits it as devoid of structure. This paper introduces a ...

Measuring distance can be really helpful in Minecraft. The distance between buildings, locations and other landmarks is really helpful to figuring out how long travel will take or how long to make a ...

You can create a release to package software, along with release notes and links to binary files, for other people to use. Learn more about releases in our docs.

Net profit margin shows a company's remaining revenue after expenses as a percentage. To calculate net profit margin, divide net income by revenue and multiply by 100. Comparing net profit margins ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...