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Obtuse angle

Obtuse angle An obtuse angle is an angle that measures more than 90 degrees (90°) but less than 180 degrees (180°).  An obtuse angle looks like this You can draw angles here with Geogebra https://www.geogebra.org/m/scavsujt […]

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Numerator

Numerator Numerator is the part of a fraction that is above the line and signifies the number of parts selected or removed from the total number to be divided by the denominator.  […]

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Number

Number Number is a unit or a symbol that forms part of a system of counting and calculating, and that represents an amount or position in a series. The most basic examples are the natural numbers 1, 2, 3, 4, 5, 6, 7, 9, 10, 11……and so on. In mathematics, the notion of number has been extended over […]

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Obtuse triangle

Obtuse triangle An obtuse triangle or obtuse-angled triangle is a type of triangle that has one obtuse (greater than 90°) angle. As the sum of all the interior angles of a triangle is 180°, an obtuse-angled triangle has one obtuse angle and two acute angles (less than 90° each). An obtuse triangle is like this: […]

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Negative number

Negative number A negative number is a number whose value is always less than zero and it has a minus (-) sign before it. On a number line, negative numbers are represented on the left side of zero. They can be integers, decimals, or fractions. For example: -7, -24, -3/5, -0.8 are termed as negative numbers.  Here […]

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Negative integer

Negative integer A negative integer is the opposite of a natural number. It is not a fraction or a decimal. It is a number whose value is always less than zero and it has a minus (-) sign before it.  For example, -3 and -5 are negative integers. On a number line, negative numbers are represented on the […]

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Distance

Distance Distance between two points is the length of the line segment that connects the two points in a plane. A._______________________________________________________.B The distance between point and line is the shortest distance between the point and a point on the line.  The distance of a point from a line is the perpendicular line from the point to […]

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