∠ACB = ∠ABC = 360°/8 = 45°
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∠ABC is an external angle of the octagon. Since it is equiangular, all external angles are equal. The sum of external angles of a convex polygon is always 360°, so one of 8 of those angles will be 360°/8 = 45°.
The answer is -1 , because when you add a negative number to a positive number the negative number will subtract , and vise versa.
hi,
the sum of any 2 sides of a triangle must be greater than the measure of the third side.
2+3=5
FALSE
It could be all it could be one but the true answer is I’m not sure which one