Right angled triangles

This task is about right angles.


 

a)
 
 
i)
 

ii)

 

Which triangle has a right angle? __________
 

Place a tick () on this angle.

 

 
b)
 
i)
 

ii)

   
Which triangle has an angle which is greater than a right angle? __________
 

Place a cross () on this angle.