Assertion: angled triangle | /r/CapableOf | call rectangled triangle
Facets:
value: formerly
type: TEMPORAL
Source sentences:
text: A right triangle (or right-angled triangle , formerly called a rectangled triangle ) has one of its interior angles measuring 90° (a right angle).
text: A right triangle (or right-angled triangle, formerly called a rectangled triangle) has one 90° internal angle (a right angle).