Decahedron Decahedron is a solid figure with ten flat surfaces. […]
Tag: Greek Delta
Decimal fraction
Decimal fraction The fractions in which the denominator is equal to 10 or multiples of 10 (such as 100, 1000, 10000, etc.), are known as decimal fractions. Examples: Decimal fractions can be written as decimal numbers Here is a game with decimal fractions and decimal numbers: https://www.sheppardsoftware.com/math/fractions/convert-to-decimals-game/ […]
Diagonal
Diagonal Diagonal is a line that connects two vertices of a polygon or a solid, whose vertices are not on the same edge. […]
Double
Double The double of a number or an amount is twice that number or amount How to double a number: add the number to itself, e.g. 6 + 6 =12 multiply the number by 2, e.g. 2 x 6 = 12 Example:the double of 3 is 6, because […]
Diameter
Diameter A straight line going through a circle, from one side to the other. As an example, if the radius of the circle is 7 cm, then the diameter of the circle is 7 x 2, or 14 cm […]
Division
Division Division is one of the four basic operations of arithmetic. What is being divided is called the dividend, which is divided by the divisor, and the result is called the quotient. […]
