Assertion: triangle | /r/Synonym | right triangle
Facets:
Source sentences:
text: A triangle with a right angle(90°) is called a right triangle.
text: A triangle in which one of the interior angles is 90° is called a right triangle.
text: One of the angles can be 90o and the other two less than 90o; then the triangle is called a right triangle.
text: If one of the angles in a triangle is a right angle, then the triangle is called a right triangle.