Assertion: right triangle's angle | /r/CapableOf | add to 90°
Facets:
value: always
type: TEMPORAL
Source sentences:
text: If you know ∠ W ≅ ∠ F are congruent, then you automatically know ∠ T ≅ ∠ N , because (and this is why right triangles are so cool) those two acute angles must add to 90°!
text: The other two angles in a right triangle add to 90 ° ; they are complementary.
text: The 2 angles (which are not the right angle) will add up to 90°
text: The other two angles always add up to 90 degrees but can be different sizes.