CE AND APPLICATIONS
JELP
се
ster
13.
FINDING MEASURES Find the measure...
Mathematics, 21.02.2020 00:40 TaraC
CE AND APPLICATIONS
JELP
се
ster
13.
FINDING MEASURES Find the measure in
parallelogram ABCD. Explain your reasoning.
20. DE
21. BA
22. BC
23. mLCDA
24. mLABC
25. mLBCD
Answers: 1
Mathematics, 21.06.2019 23:10
Statements reasons 1. ab ? cd; ad ? bc 1. given 2. ac ? ac 2. reflexive property 3. ? adc ? ? cba 3. ? 4. ? dac ? ? bca; ? acd ? ? cab 4. cpctc 5. ? dac and ? bca are alt. int. ? s; ? acd and ? cab are alt. int. ? s 5. definition of alternate interior angles 6. ab ? cd; ad ? bc 6. converse of the alternate interior angles theorem 7. abcd is a parallelogram 7. definition of parallelogram what is the missing reason in step 3?
Answers: 2
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