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Parallel lines are not intersecting while perpendicular lines are intersecting and form a right angle

A line that intersects two coplanar lines in two distinct (different) points is called a transversal

These are more into practical questions in real life. We do not find shapes just in simple squares and circles. There are actually different types of shapes ...

Basic knowledge to test your knowledge in data distributions

Important definitions in data distributions in statistics

The values of a categorical variable are labels for the categories, such as “female” and “male"

Data are often presented in tables, with information organized in rows and columns. This exercise will give you the basic concepts of reading a table to find ...

Gaining speed