contestada

Which of the following statements must be true about parallelogram ABCD? A) angle B+ angle D=180^ B) angle ABC cong angle CDA C) overline AC || overline BD D) overline BC cong overline CD

Which of the following statements must be true about parallelogram ABCD A angle B angle D180 B angle ABC cong angle CDA C overline AC overline BD D overline BC class=