Draws a crystal consisting of four 60-80-100 triangles using the Turtle modules. The triangles are modeled after the 3-4-5 right triangle.
# 2021-12-14 ews from math import * from turtle import * # angles for 3-4-5 triangle # scaled by 2 # 60-80-100 triangle a=degrees(asin(3/5)) b=degrees(asin(4/5)) # drawing color(64,128,192) pensize(2) forward(80) left(180-a) forward(100) left(180-b) forward(60) forward(60) left(180-b) forward(100) left(180-a) forward(80) forward(80) right(180-a) forward(100) right(180-b) forward(60) forward(60) right(180-b) forward(100) right(180-a) forward(80)