News Clip2:35
Curated Video

Trump Again Questions Integrity of Voting System

Higher Ed
Donald Trump is again questioning the integrity of the nation's voting system.The Republican presidential nominee warned his supporters to keep a close eye on polling places after they vote next month — especially in "certain...
News Clip6:46
Bloomberg

Nan Fung Trinity CIO on Markets

Higher Ed
Helen Zhu, CIO and Managing Director at Nan Fung Trinity, discusses her outlook for markets and investment strategy. She speaks with Yvonne Man and David Ingles on "Bloomberg Markets: China Open".
Instructional Video2:47
Curated OER

How Do You Find the Sine of an Angle in a Right Triangle?

7th - 11th
A trigonometric ratio is a ratio between two sides of a right triangle. In this problem, find sin(A) in the given right triangle. Use the ratio of the opposite side over the hypotenuse.
Instructional Video5:06
Curated OER

How Do You Find a Missing Side of a Right Triangle Using Tangent?

6th - 11th
Identify the variables, identify the given values and use a formula to find the missing length in this right triangle problem. What formula? The tangent ratio, which is normally used to show a ratio between two sides of a right triangle,...
Instructional Video3:13
Curated OER

How Do You Find the Tangent of an Angle in a Right Triangle?

6th - 11th
What's a trigonometric ratio? It is a ratio between two sides of a right triangle. In this problem, find tangent(A) in the given right triangle. Use the ratio of the opposite side divided by the adjacent side to find tan(A). The...
Instructional Video4:29
Curated OER

How Do You Find a Missing Side of a Right Triangle Using Sine?

6th - 11th
What's a trigonometric ratio? It is a ratio between two sides of a right triangle. In this problem, find sin(A) in the given right triangle. Use the ratio of the opposite side divided by the hypotenuse to find sin(A). The instructor...