Question

Complete the two column: Given- angle 1 is congruent to angle 2

Answer 1

a
prove: angle 3 is conguent to angle 4

Answer 2

1 = 3 and 2 = 4 vertical angles

Answer 3

1=2 and 2=3 then 1=3
1=2 and 2=4 then 1= 4

Answer 4

so what would the proofs be for that?

Answer 5

angle 1=3 and angle 1=4 so 3=4, i forget what it is called, associative property?

Answer 6

ok! Thanks!