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On octagon is a plane (2-dimensional) figure which has only one face. There are no right angles on the face of an octagon.
yes an octagon has only obtuse angles
Any measure that you like. There are no restrictions on an angle of an octagon, only on their sum.
Individual angles in an octagon can have any measure - anything between 0 and 360 degrees. Only the sum of the angles has to total a certain amount (in the case of the octagon, 6 x 180 degrees). A regular octagon has internal angles of 135 degrees and external angles of 45 degrees.
an arrowhead has 4 angles. but no, you can't make an arrowhead out of only right angles.
Do you mean an octagon with ONLY 4 right angles? If you just need at least 4 right angles than you just need to make a block lettered capital "T"
On octagon is a plane (2-dimensional) figure which has only one face. There are no right angles on the face of an octagon.
No, it is not necessary. Only a regular octagon needs to have equal sides and angles.
yes an octagon has only obtuse angles
Any measure that you like. There are no restrictions on an angle of an octagon, only on their sum.
Individual angles in an octagon can have any measure - anything between 0 and 360 degrees. Only the sum of the angles has to total a certain amount (in the case of the octagon, 6 x 180 degrees). A regular octagon has internal angles of 135 degrees and external angles of 45 degrees.
an arrowhead has 4 angles. but no, you can't make an arrowhead out of only right angles.
an octagon has ONLY obtuse angles. each 135 degrees
a hexagon could be adjacent only if it is regular an octagon is adjacent
Not necessarily. If all sides are the same size, and all angles are also the same, then it is called a "regular octagon". But an irregular octagon is still an octagon - the only requirement is that it have 8 sides.
No, not if it is a randomly-drawn 8-vertex shape. Octagons only have all- obtuse angles if it is a regular octagon, like the shape of a stop sign.
No. Think of any other four-sided shape which isn't a square or rectangle. Get a piece of paper and draw a random four-sided shape which isn't a square or rectangle (you don't have to be able to name it).Hint: There are infinitely many.noNo only a square and a rectangle have 4 interior right angles.