A triangle
Triangle
Polygon
A three-sided polygon is a triangle. The angles in a triangle add up to 180 degrees.
At least three of each.
Yes.
It's probably a triangle. A triangle has three sides and three angles.
Polygon
Triangle
Polygon
No REGULAR polygon can have three right angles in it. Any polygon with five or more sides CAN have three right angles, as long as it's not regular.
A polygon has as many angles as sides, so a polygon with 10 sides (decagon) would have 10 angles.
A three-sided polygon is a triangle. The angles in a triangle add up to 180 degrees.
An equalateral triangle
At least three of each.
Yes.
it can, or it can have three a polygon is a closed figure with at least three angles and three sides and no curves.
A polygon with 6 sides has 6 angles.