Which of the objects shown below could be sliced to create hexagonal cross-sections?

Explain how you can use the triangle sum theorem to find the measures of the angles in an equilateral triangle. the angles of an equilateral triangle are . let the measure of each angle be x. then, by the triangle sum theorem, x + x + x = 3x = ° solving for x gives x = °

Which inequality has a dashed boundary line when graphed ?

Can some one explain this i got sent this. is this a threat i’m scared