Shapes and Colors Vocabulary in English

Learn shapes and colors vocabulary in English through pictures and video. Shapes and colors list in English.

Contents

Shapes and Colors

A shape is the form of an object or its external boundary, outline, or external surface, as opposed to other properties such as color, texture, or material composition. Psychologists have theorized that humans mentally break down images into simple geometric shapes called geons. Examples of geons include cones and spheres.

Color or colour is the characteristic of human visual perception described through color categories, with names such as red, blue, yellow, green, orange, or purple.

Shapes Vocabulary

List of shapes in English:

Square – 4 sides of equal length, 4 right angle corners
Circle – 1 curved side, same distance across at any side (diameter)
Equilateral triangle – 3 sides, 3 equal angles, 3 sides of equal length
Right-angled triangle – 3 sides, 2 sides of equal length, 1 right angle
Scalene triangle – 3 sides of different length, 3 different angles
Oval – 1 curved side, different distance across at any side (diameter)
Pentagon – 5 sides, the sum of the internal angles is 540^o
Isosceles triangle – 3 sides, 2 sides of equal length, 2 equal angles
Rhombus – 2 pairs of parallel sides, 4 sides of equal length, also called a diamond
Octagon – 8 sides, the sum of the internal angles is 1080^o
Quadrilateral – 4 sides, the sum of the internal angles is 360^o