1.0 video Lesson 46 Area of 2D Objects 960 540 iPlayerHD https://iplayerhd.com <iframe src="//iplayerhd.com/player/video/8535ed35-8e2c-42c3-aeb1-3a2365208d15?cbartype=over" allowtransparency="true" frameborder="0" scrolling="no" allowfullscreen mozallowfullscreen webkitallowfullscreen oallowfullscreen msallowfullscreen width="960" height="540"></iframe>