Area Of A Triangle Formulae

Interactive macro-enabled MS-Excel spreadsheet. Contents: Derive the area of a triangle formula using a scalene triangle. Find the area of a triangle given two integer sides & one base angle. Find the area of a triangle given two integer sides & one apex angle. Find the area of a triangle given two surd sides & one base angle. Find the area of a triangle given two surd sides & one apex angle. Find one side given another related side, one angle & an area. Find one side given another side, one angle & an area. Find one acute angle given two sides & an area. Find one obtuse angle given two sides & an area (ambiguous case). Find all sides of a triangle given one angle & an area in surd form. Find the area of a triangle given its base & perpendicular height. Find the area of an isosceles triangle given its base & diagonal side. Find the area of a scalene triangle given all sides & Hero’s formula.