Answers: 1
Mathematics, 21.06.2019 21:40
Which statement is true about a number and its additive inverse? a. their product is always one. b. their sum is always one. c. they are always reciprocals of each other. d. their sum is always zero.
Answers: 1
Mathematics, 22.06.2019 02:30
Given: ab ≅ cd and ad ≅ bc prove: abcd is a parallelogram. 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? triangle angle sum theorem sas congruency theorem sss congruency theorem cpctc
Answers: 1
What are the intercepts of 2x + y = 12?...
Mathematics, 03.07.2019 15:30
History, 03.07.2019 15:30
Biology, 03.07.2019 15:30
History, 03.07.2019 15:30
Mathematics, 03.07.2019 15:30
Geography, 03.07.2019 15:30
Biology, 03.07.2019 15:30
English, 03.07.2019 15:30
Mathematics, 03.07.2019 15:30
Mathematics, 03.07.2019 15:30