Finding the angle

This task is about working out angles.

Question 1Change answer

open book
a)  A large book is placed on a table and opened to lie flat.
    How many degrees did the front cover move through from a shut to an open position?
      degrees

Question 1Change answer

honey jar and lid
b)  The lid of the honey jar needs one complete twist to open the jar.
     Through how many degrees will the letter O turn when the bottle is opened?
       degrees

Question 1Change answer

yacht with angle of sail marked
c)  This yacht's main sail is a triangle shape. About how many degrees is the angle shown at A?
      degrees

Question 1Change answer

clock showing 3pm
d)  The large hand on a clock moves from showing 3 o'clock to a quarter to 4.
     Through how many degrees has the large hand moved in 45 minutes?
     degrees