Another Catriona Shearer puzzle.

**13.**

**Isosceles I Saw**

All 4 triangles are isosceles. **What’s the angle?**

Spoiler!

Continue reading “Isocseles I Saw”

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# Tag: catriona shearer

## Isocseles I Saw

## Spike in the Hive

## All in the square

## Power chords

## A couple more

## Semicircle Turducken

## The Garden of Clocks

Another Catriona Shearer puzzle.

**13.**

**Isosceles I Saw**

All 4 triangles are isosceles. **What’s the angle?**

Spoiler!

Continue reading “Isocseles I Saw”

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Our next Catriona Shearer puzzle.

**12.
Spike in the Hive**

Two of the regular hexagons are identical; the third has area 10. What’s the area of the red triangle?

Spoiler!

Continue reading “Spike in the Hive”

Another Catriona Shearer puzzle.

**11.
All in the Square**

Spoiler!

Continue reading “All in the square”

Here’s our next Catriona Shearer puzzle.

**8.
Power Chords**

**What’s the area of the circle?**

Spoiler!

Continue reading “Power chords”

Another two of those Catriona Shearer puzzles.

**5.
Shear Beauty**

**The area of the bottom left square is 5. What’s the area of the blue triangle?**

**6.
All Men are Created Equilateral**

Spoilers!

Here’s another of those Catriona Shearer puzzles that had me stumped for a while.

**7.
Semicircle Turducken**

This looks ridiculous. There are no lengths, areas, or angles given, but you’re supposed to figure out an angle?

Spoiler!

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!

**1.
The Garden of Clocks**

Spoilers!

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