Working out angles

This task is about working out unknown angles in different shapes.

Question 1Change answer

angles diagram a
This shape is a square.
What is the size in degrees, of the angle marked 'a'?  degrees

Question 1Change answer

angles diagram b
The marked sides of this triangle are equal in length.
What is the size in degrees, of the angle marked 'b'?  degrees

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angles diagram c
This shape is a parallelogram.
What is the size in degrees, of the angle marked 'c'?  degrees

Question 1Change answer

angles diagram d
This shape is a hexagon with equal sides.
What is the size in degrees, of the angle marked 'd'?  degrees