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
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