Heron's Formula
Read this topicExplanations 2
- Oh, so many formulas! And yet another formula for the area of a triangle! First, let's review. Alright, good. Let's try something. We know that the area of a triangle ABC is giv…
By Brandon Lin, Ray Li, Moor Xu
- There are many formulas for the area of a triangle, and one, Heron's Formula, relates the area of a triangle to the lengths of the three sides. The formula is: for a triangle △A…
By Darren Huang
Problems 3
- In △ABC\triangle{ABC}△ABC it is known that AB=13,BC=14,AB=13, BC=14,AB=13,BC=14, and AC=15AC=15AC=15. Compute the area of △ABC\triangle{ABC}△ABC.
- Let a,b,a,b,a,b, and ccc be the roots of the cubic x3−26x2+204x−432x^3-26x^2+204x-432x3−26x2+204x−432. If a,b,a,b,a,b, and ccc are also the side lengths of a triangle ABCABCABC,…
- If a triangle has side lengths 5,6,5, 6,5,6, and 7,7,7, find the area of the triangle.