Two BE=DC=AB
Three or four proof questions
In-class assessment 1. A2.A3.64 isosceles trapezoid 5. (1)90 degrees (2) Double root number three.
Class assignment 1.a2.c3.a4.c5.28 6. _ 7.48._ 9. Verification 10. ( 1) 6s (2)— 1 1。 (2) 1.
Too much to eat. . Give me some advice.