Circles | Geometry | Khan Academy (English)

   Sunday, June 20, 2021   

Starting a new Lecture Notes Series on Circles | Geometry | Khan Academy

Youtube Lecture Playlist Credits 

Channel Name: Khan Academy

So Let Us Start to This Journey of Learning
Circles | Geometry | Khan Academy
By Lecture Notes together!

Lecture Description of this above Topic:

Lecture 1: Finding central angle measure given arc length

Lecture 2: Equation for a circle using the Pythagorean Theorem

Lecture 3: Radius and center for a circle equation in standard form

Lecture 4: Example with tangent and radius

Lecture 5: Inscribed angle theorem proof

Lecture 6: Hypotenuse of right triangle inscribed in circle

Lecture 7: SSS to show a radius is perpendicular to a chord that it bisects

Lecture 8: Language and notation of the circle

Lecture 9: Area of inscribed equilateral triangle (some basic trig used)

Lecture 10: Completing the square to write equation in standard form of a circle

Lecture 11: Measure of circumscribed angle

Lecture 12: Circles: radius, diameter, circumference and Pi

Lecture 13: Pythagorean theorem and radii of circles

Lecture 14: Perpendicular radius bisects chord

Lecture 15: Length of an arc that subtends a central angle

Lecture 16: Area of a sector given a central angle