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Triangle Geometry Basics Quiz

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Questions and Answers

What is the definition of a triangle in geometry?

A polygon with two corners and two sides
A polygon with four corners and four sides
A polygon with three corners and three sides (correct)
A polygon with five corners and five sides

In Euclidean geometry, how many points determine a unique triangle when non-collinear?

Three points (correct)
Five points
Four points
Two points

What is the denotation for a triangle with vertices A, B, and C?

$\triangle ABC$ (correct)
$\triangle A \cdot B \cdot C$
$\triangle (ABC)$
$\triangle A + B + C$

What are the corners of a triangle called?

<p>Vertices (B)</p> Signup and view all the answers

What is a geodesic triangle?

<p>A region of a general two-dimensional surface enclosed by three straight sides relative to the surface (B)</p> Signup and view all the answers

Flashcards

Triangle

A polygon with three sides and three corners (vertices).

Triangle Definition

In Euclidean geometry, a unique triangle is determined by three non-collinear points.

Triangle Notation

A triangle with vertices A, B, and C is denoted as $ riangle ABC$

Triangle Corners

The corners of a triangle are called vertices.

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Geodesic Triangle

A region on a curved surface enclosed by three straight sides relative to that surface.