Another Catriona Shearer puzzle.
Isosceles I Saw
All 4 triangles are isosceles. What’s the angle?
Continue reading “Isocseles I Saw”
Our next Catriona Shearer puzzle.
Spike in the Hive
Two of the regular hexagons are identical; the third has area 10. What’s the area of the red triangle?
Continue reading “Spike in the Hive”
Here’s our next Catriona Shearer puzzle.
What’s the area of the circle?
Continue reading “Power chords”
Another two of those Catriona Shearer puzzles.
The area of the bottom left square is 5. What’s the area of the blue triangle?
All Men are Created Equilateral
Continue reading “A couple more”
Here’s another of those Catriona Shearer puzzles that had me stumped for a while.
This looks ridiculous. There are no lengths, areas, or angles given, but you’re supposed to figure out an angle?
Continue reading “Semicircle Turducken”
Last week Math With Bad Drawings published a bunch of geometry puzzles by Catriona Shearer. I’m about ready to talk about the first one!
The Garden of Clocks
Continue reading “The Garden of Clocks”