Good Morning, Class!I am Teacher Shielha. your math instructor.
Trigonometry, as the name might suggest, is all about triangles. More specifically, trigonometry is about right-angled triangles, where one of the internal angles is 90°.
JEWRICH
Today's lesson is about Trigonometry.
JOHANNA
What is Trigonometry?
JERALD
Pythagoras's Theorem vs Trigonometry
Important Terms for Right-Angled Triangles.
KITTY
The right angle is indicated by the little box in the corner.The other angle that we (usually) know is indicated by θ (theta).The side opposite the right angle, which is the longest side is called hypotenuse. The opposite theta is could oposite.
Pythagoras was a Greek philosopher who lived over 2500 years ago. He is credited with a number of important mathematical and scientific discoveries, arguably the most significant of which has become known as Pythagoras’ Theorem.
That's all for today's class.For your assignments, I want you all to research and study the three basic functions of trigonometry.Class dismissed!