Units of distance

Units of distance Distance measures length. For example, the distance of a road is how long the road is. In the metric system of measurement, the most common units of distance are millimeters, centimeters, meters, and kilometers. The parsec is the biggest unit of distance that is used to measure the distance between the astronomical objects that […]

Leer más… from Units of distance

Units of area

Units of area  The units of area could be small or large units depending on the object that we measure. The common metric measurements for area are square centimeter, square meter and hectare (1 hectare =10,000 square meters). Areas of glass panes are measured in square centimeters. Building and floor areas are measured in square meters. […]

Leer más… from Units of area

Plus

Plus A. The sign + for addition, is called plus. Example: two plus three is equal to five __________________________________________________________________________ B. The sign + (plus), is also the symbol for positive numbers. […]

Leer más… from Plus

Percent, percentage

Percent, percentage Percent means «for every 100 parts«. The word comes from the latin phrase per centum which means per one hundred. Percentage means a part per hundred. It can be expressed in decimal form and in fraction form too. A percentage of a number is symbolized by writing: the number and the word «percent» after it the […]

Leer más… from Percent, percentage

Pair

Pair A set of two numbers or objects linked in some way, is called a pair.  Examples: a pair of numbers ( 4, 9 ) a pair of pelicans a pair of socks […]

Leer más… from Pair

Parallel lines

Parallel lines Parallel lines are two or more straight lines that are at equal distance from each other and never meet, even if they are extended infinitely in both directions. Example: Try to find parallel lines in the picture: Image by studio4rt on Freepik […]

Leer más… from Parallel lines

Odd number

Odd number Odd number is a number which is not divisible by «2». An odd number always ends in 1, 3, 5, 7, or 9. Odd numbers from 1 to 100 When you have an odd number of objects, you can not divide them into equal groups! […]

Leer más… from Odd number

Pirámide

La pirámide es una figura tridimensional con varias caras planas que consta de: Base: Un polígono simple situado en la base de la pirámide. Puede ser un triángulo, un cuadrado, un pentágono o cualquier otro polígono de lados rectos. Según la base, pueden ser pirámides regulares (los lados del polígono base tienen la misma longitud) […]

Leer más… from Pirámide

Mirror image

Mirror image Mirror image is the reflection of an image as it is seen through a mirror, when right becomes left and the opposite. A Vertical Axis is the helping point for the creation of the mirror image. It defines the absolute Symmetry. How to draw a Mirror Image : https://youtu.be/GZ2DWXvsP2Q The same happens in […]

Leer más… from Mirror image