Prove parallelogram side theorem for segments

STATEMENTS:                                        

1.ABCD                                                        

2.AB cong. CD

3.BC cong. DA

4.DRAW AC

5.BCA and DAC are alt. angles

6.DCA and BAC are alt. angles

7.BAC cong. DCA

8. BCA  cong. DAC

9. ABC cong. CDA

10.AB cong. CD

11. BC cong. DA

REASONS:

1. given

2. def. of parallelogram

3. def. of parallelogram

4. unique line postulate

5. def. of interior angles

6.  def. of interior angles

7. alternate angles theorem

8. alternate angles theorem

9. reflexive property

10. ASA

11. CPCTC

* GLAD I COULD HELP HAVE A GOOD DAY !

the radius is 2 times the diameter.

step-by-step explanation:

13.46

step-by-step explanation:

16.80 x .20 = 13.46