Geometry Terms Practice

An angle that is less than 90 degrees

• obtuse angle

• straight angle

• acute angle

• right angle

A triangle with three congruent sides

• scalene triangle

• right triangle

• isosceles triangle

• equilateral triangle

an angle that measures more than 90 degrees but less than 180 degrees

• acute angle

• obtuse angle

• right angle

• straight angle

line in the same plane that never intersect

• perpendicular lines

• parallel lines

• intersecting lines

• obtuse lines

A straight path with no beginning or end is a...

• ray

• line

• plane

• angle

a quadrilateral with two pairs of parallel sides

• polygon

• quadrilateral

• rhombus

• parallelogram

lines that intersect to form right angles

• perpendicular lines

• parallel lines

• intersecting lines

• acute lines

lines that cross at a point

• perpendicular lines

• parallel lines

• line segment

• intersecting lines

a triangle with at least two congruent sides

• scalene triangle

• equilateral triangle

• isosceles triangle

• right triangle

an endless straight path with no end points

• ray

• line segment

• angle

• line