The orange pentagon is an item used in The Eyes of Glouphrie. It has a value of 10 in the Elven machine as calculated by multiplying the value of the shape's colour and the number of sides the shapes have.
Below is the value of each shape:
Colour
Value
Circle
Triangle
Square
Pentagon
Red
1
3
4
5
Orange
2
6
8
10
Yellow
3
9
12
15
Green
4
12
16
20
Blue
5
15
20
25
Indigo
6
18
24
30
Violet
7
21
28
35
Trivia[]
The orange pentagon is the only coloured shape that has no article in the item name ("a" or "an").