Four semicircles and three line segments. What’s the proportion yellow : orange?
Tag: proportion
A light packing
A triangle containing two congruent squares. Each square has 1/3 the perimeter and 1/6 the area of the triangle. What’s the triangle side length proportion a : b : c?
The seesaw
A regular hexagon with three diagonals and two line segments at right angles. What is the proportion green : yellow : blue : orange?
The Zamani suggestion
Two regular hexagons share a vertex. What’s the area proportion red : yellow hexagon?
Pushing the boundary
Two equilateral triangles are placed side by side. What’s the proportion green : red?
Square one
Three squares share a vertex. Two line segments pass through side midpoints. Prove that a : b = c : d.
Letting go
Two squares share a vertex. Three other vertices are collinear. What is the area proportion of the blue to the red square?
Four to twelve
A regular dodecagon and a square share two vertices. What is the area proportion square : dodecagon?
The righteous four
Four rectangles. The green and red rectangle are similar. What’s the area proportion of the orange and the blue rectangle?
Eight corners
A regular octagon with two diagonals and two squares. What’s the area proportion of the blue to the red square?