You are seeing the paginated version of the page.
It was specially created to help search engines like Google to build the proper search index.

Click to load the full version of the page
Trigonometric ratios in right triangles (video) | Khan Academy
Sal shows a few examples where he starts with the two legs of a right triangle and he finds the trig ratios of one of the acute angles.
Original link
Solving percent problems (video) | Khan Academy
We'll use algebra to solve this percent problem.
Original link
Finding slope from graph | Algebra (video) | Khan Academy
The slope of a line is rise over run. Learn how to calculate the slope of the line in a graph by finding the change in y and the change in x.
Original link
What is a function? (video) | Functions | Khan Academy
Functions assign a single output for each of their inputs. In this video, we see examples of various kinds of functions.
Original link
Intro to exponents (video) | Exponents | Khan Academy
Sal shows how exponents are repeated multiplication
Original link

Our mission is to provide a free, world‑class education for anyone, anywhere.

For every student,every classroom.Real results.






Main content

Meet our leadership team

Executive Leadership Team
Board
Global advisory board
Thought leadership council