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An octahedron is a closed 3-d shape with 8 polygonal faces. There are 257 topologically different convex octahedra. In addition there are concave octahedra. Some of these will have no obtuse angles, others will have several.

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βˆ™ 9y ago
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βˆ™ 13y ago

an obtuse angle has 2 angles.

Obtuse angle: _/-acute

/

right

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βˆ™ 8y ago

An obtuse angle is over 90 degrees but less than 180 degrees.

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βˆ™ 14y ago

An obtuse angle is any angle greater than 90 degrees.

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βˆ™ 13y ago

None. An acute angle is smaller than an obtuse angle.

*does, not dose, btw. =)

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βˆ™ 8y ago

None. The angles of an octahedron are solid angles and the term "obtuse" does not apply to solid angles.

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βˆ™ 8y ago

An octahedron have 6 obtuse angles.

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Q: How many angles does an obtuse angle have?
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How many obtuse angles in a triangle?

A triangle can have at most one obtuse angle, but triangles do not necessarily have any obtuse angles.


How many obtuse angles are there in a square?

There are no obtuse angles in a square. A square is a perfect 90 degree angle.


How many obtuse angles are in a right angle?

There are 3 obtuse angles. All 3 exterior angles are obtuse. (This is, admittedly, a bit of trick question!)


Does an acute triangle have obtuse angles?

No, an obtuse triangles has one obtuse angle and two acute angles. If a triangle has an obtuse angle, it is considered obtuse and cannot be acute.


How many angles in a obtuse angle?

An obtuse angle is only one angle, however if you meant 'how many degrees?' then an obtuse angle contains more than 90 and less than 180 degrees..


How many acute angles are in a 5 pointed star?

the answer is 5 each tip of the star is a acute angle and each angle on the inside of the star is an obtuse angle. there are 5 obtuse angles and no right angles.


Is a trapezold a acute obtuse or right angle?

A trapezoid contains either:two acute angles and two obtuse angles orone acute angle, one obtuse angle and two right angles.


What are the angles in an obtuse triangle?

An obtuse triangle has 1 obtuse angle and 2 acute angles


How many right angles can be in a obtuse angle?

Just one.


How many obtuse angles does a obtuse triangle have?

Triangles do not have to have any obtuse angles but they can have one.


If an obtuse angle is bisected then are the resulting angles obtuse or acute?

They will be acute angles.


Is a obtuse angle the same as a angle?

No. An obtuse angle is only one of several types of angles.