+118608 Yes, 2 is congruent to 4 because they are vertically opposite anges
And YES 1 and 2 are adjacent supplementary angles.
They are adjacent because they share a commone vertex and a common arm.
adjacent is just a normal English word. You house is on your property and the adjacent property is the one that shares a fence line with yours. :)
Supplementary means add to 180 degrees
Complementary means add to 90 degrees
You never need to muddle these up because 1 S is mad of 2 C's . (one is back to front and on top of the other)
Do you understand what I mean? 
+118608 Yes, 2 is congruent to 4 because they are vertically opposite anges
And YES 1 and 2 are adjacent supplementary angles.
They are adjacent because they share a commone vertex and a common arm.
adjacent is just a normal English word. You house is on your property and the adjacent property is the one that shares a fence line with yours. :)
Supplementary means add to 180 degrees
Complementary means add to 90 degrees
You never need to muddle these up because 1 S is mad of 2 C's . (one is back to front and on top of the other)
Do you understand what I mean?
