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Humble Triangles

Angles, Triangles, and Lines

QuestionAnswer
What type of angle measures exactly 90 degrees? Right
What type of angle measures exactly 180 degrees? Straight
What type of angle measures less than 90 degrees? Acute
What type of angle measures more than 90 degrees? Obtuse
Which triangle has 1 right angle? Right triangle
Which triangle has all acute angles? Acute triangle
Which triangle has 1 obtuse angle? Obtuse triangle
Which triangle has all equal sides? Equilateral
Which triangle has 2 equal sides? Isosceles
Which triangle has no equal sides? Scalene
Part of a line with 2 end points. line segment
Part of a line with 1 endpoint and goes on forever in the opposite direction. ray
Lines that stay the same distance apart forever. parallel
Lines that cross at 1 point. intersecting
Lines that intersect and form a 90 degree angle. perpendicular
Created by: thumble