Pie graph or chart A pie chart is a type of graph that presents the relationship of different parts a data set. A pie chart is a circular graph, divided into slices (or sections), where each section represents a percentage of the data. Example: A pie chart to show children’s favourite sport. This pie chart represents 50 […]

# Tag: Greek Kappa

## Perpendicular

Perpendicular Perpendicular lines are straight lines that form the right angle (90° angle) with each other. See some examples of perpendicular lines, below: […]

## Approximate

Approximate – Rounding An approximation is anything that is similar, but not exactly equal, to something else. Example: A route takes 56 minutes to be covered, thus, it can be considered “a one-hour journey”. To estimate a number, amount or total, often rounding it off to the nearest 10 or 100. Rounding Rulesmore than 5 […]

## Apex angles of an isosceles triangle

Apex angle (vertex angle) of an isosceles triangle An apex angle is the angle between the lines that define the apex. Apex angle of an isosceles triangle. In an isosceles triangle, the apex is the vertex where the two sides of equal length meet, opposite the unequal third side The angles at the base are […]

## Apex

Apex An apex is the highest point of a shape. Apex in polygon Apex in triangle […]

## Fraction

Fraction A fraction is a part of a whole. A common fraction is expressed as a guotient, in which the numerator are devided by the denominator. In a simple fraction both are integers. In a proper fraction the numerator is less than the denominator. Example: 4/7 in this fraction the whole has been divided into seven […]