Answer:
26cm
Step-by-step explanation:
P= all sides
p=6+3+2+4+2+3+6
should get 26 then add the correct symbol...so put 26 <em><u>cm</u></em>
Wait r u asking if it’s positive or do u need the work
<h2>
Answer:</h2>

<h2>Step-by-step explanation:</h2>
<u>By using external angle property</u>,
- x + x = x + 46
- 2x = x + 46
- 2x - x = 46
- x = 46 <u>Ans.</u>
Note : External angle property theorem is used when <u>sum of other two internal angle is equal to external angle</u>.