Steve Fearnley, June Haighton, Steve Lomax, Peter Mullarkey, James Nicholson dhe Matt Nixon
Pyetja
Jepen ∠PQR=138°\angle PQR = 138\degree∠PQR=138° dhe ∠RST=152°\angle RST = 152\degree∠RST=152°. Gjeni ∠QRS\angle QRS∠QRS.
Raporto Gabim