Equilateral Triangle: A triangle with all the sides of same length is called equilateral triangle. Isosceles Triangle: A three-sided polygon with at least two sides of the same length is called isosceles triangle. Scalene Triangle: A three-sided polygon with no sides of the same length is called scalene triangle.
Scientists Declare The Great Barrier Reef Dead At 25 Million Years. The Great Barrier Reef is considered Australiaâs national treasure as it once was filled with marine life, amazing coral reefs, and crystal clear waters. The incredible Coral Sea Wilderness has been declared dead by scientists at 25 million years old â ending its years of struggle and illness. However, locals claim that the reports of its demise have been exaggerated and there is plenty of life left in the worldâs largest barrier reef.
Cookie Consent plugin for the EU cookie law. The battle of the Coral Sea (3-8 May 1942) ended as the first major Japanese setback of the Second World War, and marked the end of the period of rapid Japanese expansion across the Pacific that began after the attack on Pearl Harbor. By the early spring of 1942 the Japanese high command was faced with an unexpected problem.