Assertion: right triangle's length | /r/HasProperty | a
Facets:
Source sentences:
text: The length of both a a a, and b b b are equal since we are dealing with an isoceles triangle.
text: Side lengths: a:a
text: Since a a a and b b b, the opposite and adjacent sides of any 45 45 90 triangle are equivalent, knowing the length of side a a a, gives you the length of side