Assertion: triangle's area | /r/HasProperty | calculated
Facets:
value: by using heron’s formula
type: MANNER
value: from its semiperimeter and side lengths
type: OTHER
Source sentences:
text: The area of a parallelogram embedded in a three-dimensional Euclidean space can be calculated using vectors.
text: The area of a triangle can also be calculated from its semiperimeter and side lengths
text: So, the area can be calculated by simply putting in the values in the above formula.
text: The area can also be calculated from the lengths of the three sides alone (Heron's formula).
text: The area of a scalene triangle can be calculated by using Heron’s formula, if the measurements of all its sides (a, b and c) are known.