Flat surfaces
Surfaces

Quizzed article REF: TBA115 V2

Flat surfaces
Surfaces

Author : Thibaut FOURCADE

Publication date: May 10, 2022 | Lire en français

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1. Flat surfaces

1.1 Triangle

The area of a triangle (figure 1 ) can be calculated from the following elements:

base and height: $S = \frac{1}{2} \times a \times h$ ;
two sides and the opposite angle: $S = \frac{1}{2} \times a \times b \times sin C = \frac{1}{2} \times b \times c \times sin A = \frac{1}{2} \times a \times c \times sin B$ ...

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