Given: AB || DC and m2 =m24
Prove: AD || BC
А.
B
1
2.
2
4.
3
D
с
Statements
1. AB | DC
2. m 22=m24
3. 21 and 24 are supplements
4. ?
5. mZ1 + Z2 = 180°
6. 21 and 22 are supplements
7. AD BC
Reasons
1. given
2. given
3. same side interior angles thm
def. of supplementary angles
5. substitution
def. of supplementary angles
7. converse same side interior angles thm
Suppose that in 2008 , 840,800 citizens died of a certain disease assuming the population of teh country is 399 miliion, what is the mortality rate in units of deaths per 100,000 people?