Ha, you're right, a triangle arrangement was probably meant, each circle touching each other once. The task is to find the inside area not covered by the circles. I'll stick with my shortcut for today, feel free to give the proper solution a try :D
Ha, you're right, a triangle arrangement was probably meant, each circle touching each other once. The task is to find the inside area not covered by the circles. I'll stick with my shortcut for today, feel free to give the proper solution a try :D