Quadrilateral Properties - Khan Academy
In this five-minute video, Sal Khan focuses on the properties of a quadrilateral. He discusses parallelograms, trapezoids, a rhombus, rectangles, and squares. (05:07)
World's largest yellow diamond for sale
Nov. 10 - Sotheby's to sell the world's largest pear-shaped fancy vivid yellow diamond. The asking price is between $11-15 million. Elly Park reports.
Sara Paretsky: 2011 National Book Festival
Mystery writer Sara Paretsky appears at the 2011 National Book Festival. Speaker Biography: When detective V.I. Warshawski debuted in 1982 in "Indemnity Only," its author, Sara Paretsky, created a sensation by creating a female investigator who uses her wits as well as her fists. Paretsky challenged a genre in which women typically were either vamps or victims. "Body Work" (Putnam) is the latest in the V.I. series. Paretsky has broken barriers in other ways, such as when she founded Sisters in
156: Who cares for society ?
The economic crisis has put most governments on an austerity programme, cutting social benefits at a time when demand for such services is skyrocketing. Enlightened businesspeople can make a difference as social entrepreneurs.
The Rap against Unearned Riches [On Freedom and Free Enterprise (1956)] One of the cornerstones of economic theory is the economic value we attach to commodities and services that possess a relation to our well-being. Economic value is the importance which
[On Freedom and Free Enterprise (1956)]
One of the cornerstones of economic theory is the economic value we attach to commodities and services that possess a relation to our well-being. Economic value is the importance which
Malaysia - Diversity and Culture
This six minute video provides an overview of current Malaysia with the emphasis on tourist attractions and cultural celebrations.
Using the Second Derivative Test
This video explains how to solve optimization problems by using the second derivative test. If the second derivative is always positive, the function will have a relative minimum somewhere. If it is always negative, the function will have a relative maximum somewhere. Other ways of solving optimization problems include using the closed interval method or the first derivative test. (1:06)
Office of International Studies St. Andrews, Scotland Program
Notre Dame's program in Ireland is located in the city of Dublin, a capital city of 1,000,000 people located on the Irish Sea on the east coast of Ireland. Physically a small city — all the major museums and sites are within walking distance — it has a rich cultural life manifested especially in its established and experimental theater and traditional Irish and classical music. Dublin also boasts several excellent museums including the National Museum, with Celtic objects from the 8th and 9t
Aftermath by Siegfried Sassoon (poetry reading)
Information about Siegfried Sassoon "The greatest poet to have survived the war" here: http://movehimintothesun.wordpress.com/2011/03/24/they-siegfried-sassoon/ The First World War pictures are from this site: http://www.voiceseducation.org/category/tag/combined-negatives Have you forgotten yet?... For the world's events have rumbled on since those gagged days, Like traffic checked while at the crossing of city-ways: And the haunted gap in your mind has filled with thoughts that flow Like clo
Indonesian Islamists protest Obama visit
Nov. 13 - Thousands of Indonesian Islamists protest ahead of U.S. President Barack Obama's visit, to attend the East Asia Summit in Bali. Travis Brecher reports.
Why India's infrastructure lags
Nov. 13 - India needs more clarity of policy and speed in decision-making, the CEO of India's Infrastructure Development Finance Company tells Chrystia Freeland when asked why India's infrastructure isn't keeping pace. India, he says, is leaving money on the table.
Using the Second Derivative Test - Problem 1
This video is a continuation and explains how to solve optimization problems by using the second derivative test. In this example, the maximum volume of an open-top box is determined when given the amount of material available to use for constructing the box. (7:00)
" Ants in Your Pants", A Rhyming Song From: Cool Tunes for Kids
This computer-animated selection features a lively song with rhyming lyrics,
" Dance like you've got ants in your pants, bees on your knees, a bear in your hair," and more.. The words of the song appear on the screen as the song is sung. ( 1:54)
Reading Pie Graphs (Circle Graphs) - Khan Academy
Using a word problem, Sal Khan demonstrates how to read Pie Graphs (Circle Graphs) in this three-minute video.
Reading Bar Graphs - Khan Academy
Using an example, Sal Khan demonstrates how to read bar graphs in this three-minute video.
Using a real-world example, Sal Khan demonstrates how to read pictographs in this two-and-a-half-minute video.
Mean, Median, and Mode - Khan Academy
Sal Khan demonstrates how to find the mean, the median, and the mode with the same set of numbers in this four-minute video.
Using a real-world example, Sal Khan demonstrates how to use stem-and-leaf plots in this six-minute video.