How to define arc length and how it is different from arc measure; how to calculate the length of an arc.
How to define a central angle and find the measure of its intercepted arc; how to describe the intercepted arcs of congruent chords.
How to use similar triangles to measure the height of objects.
How to measure heat.
How to measure angles using degrees or radians.
How to calculate the measure of an inscribed angle.
Overview of how to calculate and when to use mean, median, and mode
How to define a secant; how to find the length of various secants in circles.
How to prove that an angle inscribed in a semicircle is a right angle; how to solve for arcs and angles formed by a chord drawn to a point of tangency.
How to define a circle and identify its main parts.
How to calculate the mean, or average, of a list of numbers.
How to calculate the median of a data set.
How to find the mode of a data set.
How to find the angles of a triangle by creating a linear equation.
Understanding how charge is transferred through an electroscope.
How to use a protractor to measure an angle.
How to use barometers to measure pressure.
How to measure the sine and cosine of 150.