Assertion: special right triangle | /r/HasAspect | side
Facets:
Source sentences:
text: The 45 45 90 triangle theorem states that 45 45 90 special right triangles that have sides of which the lengths are in a special ratio of 1 : 1 : 2 1:1:\sqrt{2} 1:1:2 ​ and two 4 5 45 45° angles and one right angle of 9 0 90 90°.