Rhombus A rhombus is a quadrilateral whose four sides all have the same length.A rhombus has four equal sides, opposite sides that are parallel, equal opposite angles and diagonals that bisect at right angles. Diagonals are DB = d1 and AC = d2 DB ⊥ AC Properties of Rhombus Reference All sides of a […]
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Rectangle
Rectangle A rectangle is a quadrilateral in which all the angles are equal and the opposite sides are equal and parallel. A rectangle has two pairs of opposite equal parallel sides, four right angles and two diagonals. Diagonal AC = diagonal BD Diagonal AC = d Applying Pythagoras theorem to the triangle ABD, d2 = l2 + w2 l […]
Units of money
Units of money It is the money that is used in a particular country. What are the different units of money? USD – United States Dollar. INR – Indian Rupee. EUR – Euro. GBP – British Pound Sterling. CAD – Canadian Dollar. JPY – Japanese Yen. 1 EUR = 100 cents https://www.thatquiz.org/tq-a/math/money/ […]
Volume
Volume Volume is the amount of space in a certain 3D object. For instance, a fish tank has 4 feet in length, 1 foot in width and two feet in height. To find the volume, you multiply length times width times height, which is 4x1x2, which equals eight. So the volume of the fish tank is 8 […]
Perpendicular
Perpendicular Perpendicular lines are straight lines that form the right angle (90° angle) with each other. Remember! A 90° angle is called a right angle See some examples of perpendicular lines, below: […]
Cuboid
Cuboid A cuboid is a three dimensional solid that has 6 faces (rectangular), 8 vertices and 12 edges. A cuboid has three dimensions such as length, width and height. l – lenght w – width h – height Rectangular cuboid Surface Area of a Cuboid = 2· l·w […]
Círculo, Circunferencia
Círculo, circunferencia Un círculo es una forma que consiste en una línea curva que rodea completamente un área. Cada parte de la línea está a la misma distancia del centro del área. La circunferencia es la distancia alrededor de un círculo. Terminología Centro: punto que equidista de todos los puntos de la circunferencia. Circunferencia: la […]
Agrupar
Agrupar significa dividir cosas en grupos o conjuntos iguales. Esta imagen muestra un ejemplo: […]
