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Math Fundamentals

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Understanding Solid Figures Terminology – Vertex, Corner and Edge
Understanding Solid Figures Terminology – Vertex, Corner and Edge 150 150 SchoolTutoring Academy

Solid figures are three-dimensional (3-D) figures that have length, height and width. The three-dimensional figure can be hollow of solid. Let’s get familiar with few terms to understand the properties…

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Quadrilaterals and their Properties
Quadrilaterals and their Properties 150 150 SchoolTutoring Academy

Quad means four and lateral means sides. A quadrilateral is a 2-dimensional closed shape with four sides and four vertices (corners). The sum of the interior angles of a quadrilateral…

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Complementary and Supplementary Angles
Complementary and Supplementary Angles 150 150 SchoolTutoring Academy

In geometry two angles can be related to each other in several ways. Below are two of them Complementary angles A pair of angles is called complementary angles if their…

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Introduction to Angles
Introduction to Angles 150 150 SchoolTutoring Academy

Angle is a geometric figure formed by two rays sharing a common endpoint called vertex. The two rays are called the sides of the angle. The size of an angle…

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Triangle Inequality Theorem
Triangle Inequality Theorem 150 150 SchoolTutoring Academy

The Triangle Inequality theorem states that: “The sum of the lengths of any two sides of a triangle is greater than the length of the third side.” Otherwise, a triangle…

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Integers and Rules of Integers
Integers and Rules of Integers 150 150 SchoolTutoring Academy

The integers are whole numbers which include negative numbers also. That is, an integer can be negative (-1, -2, -3, -4….), positive (1, 2, 3, 4….) or zero (0). Integers…

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Tangent to a Circle
Tangent to a Circle 150 150 SchoolTutoring Academy

  The tangent to a circle is a line circle that intersects the circle in exactly one point. The point where the tangent touches the circle is the point of…

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Heron’s Formula: Area of a Triangle
Heron’s Formula: Area of a Triangle 150 150 SchoolTutoring Academy

Heron’s formula is used to calculate the area of a triangle if all three sides are known. It is called “Heron’s Formula” after Hero of Alexandria who was a Greek…

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Types of Triangles
Types of Triangles 150 150 SchoolTutoring Academy

Triangles are polygons with 3 sides and 3 angles which always add up to 180°. Types of triangles may be classified by their sides, by their angles or by a…

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Core Math Concepts: Greatest Common Divisor
Core Math Concepts: Greatest Common Divisor 150 150 SchoolTutoring Academy

The greatest common divisor (gcd), also known as highest common factor (hcf), or greatest common factor (gcf), of two integers a and b is defined as the largest integer that…

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