Question

h

Answer 1

so just you need to know and learning the necessary theorems and postulates so than you will can easy proving every point of this page without nr.21 so this make that the lines are paralleles because 65+115=180

Answer 2

ok ?

Answer 3

17.

< 2 is suplementary to <3 because adding you get 180 degree

ok ?

Answer 4

no

Answer 5

<2 = <4 and <3 = <1

Answer 6

and assuming se you get every cases 180 degree

Answer 7

do you see it ?

Answer 8

exactly what have wrote there

Answer 9

<2 is supplementary to <3 because adding you get 180 degree

ok ?

Answer 10

hope this will help bye