An arrowhead
An arrowhead can also be called a deltoid or a delta (either will do)!! hope this helps!!
It is called an arrowhead or, less commonly, a delta.
Exterior degrees 360 Interior degrees 540
360 degrees
3
An arrowhead is a quadrilateral and in common with all quadrilaterals its 4 interior angles add up to 360 degrees.
Two or three.
It depends on they type of arrowhead you have. If it is a arrowhead in the shape of a directional arrow, there are no obtuse angles. The most possible obtuse angles is 1.
Yes, the arrowhead shape is symmetrical along it's longitudinal axis (long side).
An arrowhead
360 degrees
ANY triangle MUST add up to 180 degrees.
An arrowhead can also be called a deltoid or a delta (either will do)!! hope this helps!!
The 'classic' arrow-head shape has 7 angles.
It can do but that is not a requirement.
A quadrilateral because it has 4 sides.