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What is the radius? The radius of a circle or sphere is defined as the line segment that has one endpoint at the center of the circle and the second endpoint at the circumference. The outer boundary of a circle is known at the circumference. When there is more than one radius, they are referred […]

The letter O has been a part of children’s speech since their preverbal year(s). All infants and toddlers are likely to have made sounds such as ‘oh’ or ‘ooh’ during different activities to express themselves when they can’t speak. Hence, parents and teachers assume that kids don’t have a hard time learning words starting with […]

Most people are afraid of the number 13 because it means bad luck, especially onFriday the 13th. The fear of people in this number can be traced back to religiousbelieves – particularly Christianity. This can actually be seen in the illustration of the “Last Supper” during Jesus’ last meal with his 12 disciples, and Judas […]

Have you noticed that the number 12 is one of the useful numbers that we encounter almost every day? When you wake up in the morning, you tend to check what time it is already, and you see that your clock displays 12 dials. You might also think of the date today and realize we […]

Eleven is the smallest non-repeating two-digit number and the first two-digit primenumber. In Pythagorean numerology, the number 11 has a negative connotation since it is placed between the two promising and significant numbers – 10 and 12. While 10 symbolizes completeness and perfection, 11, on the other hand, represented exaggeration, indulgence, and human sin. It […]

Ten is the first two-digit even number that comes after 9 and before 11. Having tenfingers and ten toes may have probably led our early mathematicians to consider ten as the base value in our decimal number system. For some, 10 is considered as the end of a cycle and perfection. Pythagoras and hisfollowers considered […]

Probability and chance surround us every day. If you have ever watched the news, the weather and market trends are given as probabilities. The chance of rain or snow is a great example of probability in everyday life. Before going over independent and mutually exclusive events, let’s review some important probability vocabulary. Vocabulary Probability: The […]

What Are Perpendicular Lines? You are riding your bike down the street. You must be careful because you must cross another street. Another street intersects your street. These streets are perpendicular. Perpendicular lines are lines that intersect each other. In math, you may find that lines are either perpendicular or parallel. Below is a set […]