Find the Area of a Triangle with Sides of Lengths $10.5$

question 68

Essay

Find the area of a triangle with sides of lengths $10.5$ ft, $13.2$ ft, and $18$ ft.

---

Definitions:

Binocular Depth Cues

Depth cues that depend on both eyes working together.

Convergence

The act of moving towards unity or uniformity, especially the tendency of the eyes to move towards each other to focus on a single point.

Monocular Depth Cues

Depth cues that can be perceived by one eye alone.

Retinal Disparity

The slight difference in images between the two eyes due to their different positions, enabling depth perception.