The formula to find the measure of an interior angle is

, where

represents the number of sides in the polygon. In this problem,

would represent

.
Let's plug in the value for


Let's simplify that.

Now we know that the <span>measure of an interior angle of a regular three-sided polygon is 60</span>°.
Your answer would be B!Let me know if you have any questions regarding this problem!
Thanks!
-TetraFish
Answer:
idfk lol hehe hope this helps
Step-by-step explanation:
For a sum of a number t and 23
t plus 23
Answer:
2 is the answer
Step-by-step explanation:
1 + 1 would be 2