Q: Do all triangles have 90 degree angles?

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All right angle triangles have a 90 degree angle and two acute angles that add up to 90 degrees

All right angle triangles have a 90 degree angle and two acute angles which all together the 3 angles add up to 180 degrees.

All right angle triangles have 2 acute angles and one 90 degree angle.

They are the triangles that contain a 90 degree angle and two acute angles

All right angle triangles have a 90 degree angle and two acute angles that add up to 90 degrees.

Related questions

Acute triangles have angles less than 90 degrees. Right triangles have 90 degree angles.

All right angle triangles have a 90 degree angle and two acute angles that add up to 90 degrees

it is a series of isosceles triangles with all 90 degree angles and consist of 17 triangles

Yes as well as a 90 degree angle

triangles squares rectangles i think most shapes could have a 90 degree angle except a circle

All right angle triangles have a 90 degree angle and two acute angles which all together the 3 angles add up to 180 degrees.

All right angle triangles have 2 acute angles and one 90 degree angle.

No triangle has any 90-degree angles unless it's a right triangle. Most triangles are not.

Differences: Squares have 4 sides / equilateral triangles have 3 sides. Squares have 90 degree angles / equilateral triangles have 60 degree angles. Squares have 2 diagonals / equilateral triangles have none Similarities: All sides of the shape are congruent All angles of the shape are congruent

They are the triangles that contain a 90 degree angle and two acute angles

All right angle triangles have a 90 degree angle and 2 acute angles that add up to 90 degrees.

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