Sheet #52

1. 01

   ReferenceGrey wolf80 cm

   To size upPizza33 cm

   Measured Diameter of a large pizza

   A 33 cm pizza has almost twice the area of a 23 cm one.

2. 02

   ReferenceSofa2.1 m

   To size upUmbrella1 m

   Measured Diameter of an open umbrella

   The umbrella was first used against the sun, not the rain.

3. 03

   ReferenceWoolly mammoth3 m

   To size upHorse1.6 m

   Measured Shoulder height of a riding horse

   Horses are measured in "hands": 10.16 cm each.

4. 04

   ReferenceTitanic269 m

   To size upElizabeth Tower96 m

   Measured Height of the Elizabeth Tower (Big Ben), London

   Big Ben is the bell; the tower has been called Elizabeth Tower since 2012.

5. 05

   ReferenceFridge1.85 m

   To size upBlue whale24 m

   Measured Length of an adult blue whale

   It is the largest animal known to have ever lived.

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