Answer:

Step-by-step explanation:
we have

we know that

In this problem

substitute in the formula


Answer:
x=20
Step-by-step explanation:
Adjacent Angles<span> are </span>two angles<span> that share a common vertex, a common side, and no common interior points. (They share a vertex and side, but </span>do<span> not overlap.) A </span>Linear Pair<span> is </span>two<span> adjacent</span>angles<span> whose non-common sides </span>form<span> opposite rays. ... ∠1 and ∠3 are not </span>vertical angles<span> (they are a </span>linear pair<span>).</span>
Answer:
Yes О.31243576 is a rational number
? I’m confused is there supposed to be a picture to this? I don’t see a expression so..