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.
Many octagons will have all eight angles that are obtuse.
All octagons have 8 sides and 8 angles
Yes. Two obtuse angles, of equal measure.Yes. Two obtuse angles, of equal measure.Yes. Two obtuse angles, of equal measure.Yes. Two obtuse angles, of equal measure.
yes
Because they are obtuse angles!
No an abtuse triangle can not have two obtuse angles
A rectangle has no interior obtuse angles.
It has two obtuse angles
An obtuse triangle has 1 obtuse angle and 2 acute angles
There are no angles they are all obtuse angles
Yes the interior angles of a regular octagon are obtuse.