The student will be able to find the area of triangles using Heron's Formula and other trig techniques.
Heron's Formula: In a Δ let a, b, c be the sides, and let A be the area.
Heron's formula states --
The actual origin of this formula is somewhat obscure historically, and it may well have been known for centuries prior to Heron.
No hands-on yet
MECCA-Precalculus: Online notes on using trig to find the area of a triangle (without the height). MECCA-Precalculus
A farmer has four straight pieces of fencing: 1, 2, 3, and 4 yards in length. What is the maximum area he can enclose by connecting the pieces? Assume the land is flat.