углы DEF и MEF- смежные,   луч EK- бесектриса угла DEF, угол KEF на 78 градусов меньше угла MEF. найдите углы  DEF и  MEF.  помогите пожалуйста!!!!!!!!!!!!!!????????????

Little Alec doesn't understand some things about his friends and relatives. Try and explain these things to him. Use the verbs in brackets in present perfect continuous.

1. Why are my sister’s eyes red? (cry) 2. Why are my brother’s hands dirty?(work in the garden) 3. Why are Jane’s hands in flour? (make a pie) 4. Why is the room in such a mess (pack) 5. Why does my cousin look so hot? (run) 6. Why does Granny look sleepy? (sleep) 7. Why are Philip's clothes torn? (fight) 8. Why is Uncle Roger’s face red? (lie in the sun)      Помогите пожалуйста!!!!!!