Quadrilaterals, diagonal of a quadrilateral, types of quadrilaterals, rectangle, square, parallelogram, rhombus, trapezium, regular trapezium, kite, angle sum of a quadrilateral and applying properties of quadrilaterals to solve problems.
Sperm whales make some of the longest dives achieved by mammals, with some lasting up to 90 minutes, while dolphins and other whales can stay underwater for 20 minutes. The longest time a human has held their breath for under water is 19 minutes â set by a Swiss freediver called Peter Colat.
Many freedivers can hold their breath 8-10 min. Though most people can only hold their breath for around 1 min. On the set of The Oprah Winfrey Show on April 30, 2008, David Blaine broke the world record by holding his breath for 17 minutes and 4 seconds.hough most people can only hold their breath for around 1 min. On the set of The Oprah Winfrey Show on April 30, 2008, David Blaine broke the world record by holding his breath for 17 minutes and 4 seconds.