Lines
A part of a line with two endpoints is called this.
What is a line segment?
This is the number of angles a quadrilateral has.
What is 4 sides?
A triangle with an angle that measures greater than a right angle is called this.
What is an obtuse triangle?
This has four right angles, four equal sides, and two pairs of parallel sides.
What is a square?
These are two lines that will never intersect.
What are parallel lines?
This type of angle measures 90 degrees, which forms the perfect square corner.
What is a right angle?
A triangle who's sides are all equal sides and 3 angles that are less than 90 degrees is called by these two names.
What is an equilateral triangle and an acute triangle?
A square can be called this even though this can have only 2 pairs of equal sides instead of 4 equal sides.
What is a rectangle?
Any pair of lines that cross or any pair of sides that meet are this.
What are intersecting lines?
When two rays meet at their endpoints and form an angle that measures less than a right angle, it is called this.
What is an acute angle?
These are the names you would use to classify a triangle with a right angle and only 2 equal sides.
What is a right triangle and an isosceles triangle?
This quadrilateral has at least one pair of parallel sides.
What is a trapezoid?
These are intersecting lines that form right angles.
What are perpendicular lines?
This is an angle that has a shared endpoint (vertex) and forms a straight line (180 degrees).
What is a straight angle?
What are the two names for a triangle with no equal sides and one obtuse angle.
What is a scalene triangle and an obtuse triangle?
Rectangles, rhombuses, and squares all belong to this group of quadrilateral that have 2 pairs of parallel sides and 2 pairs of equal sides.
What are parallelograms?
A part of a line that has one endpoint and continues without end in one direction.
What is a ray?
If the clock's hands show 3:00PM, what type of angle do they form?
What is a right angle?
A triangle with an angle that measures less than a right angle is called this.
What is an acute triangle?
This quadrilateral can have 2 pairs of parallel sides and 4 sides of equal length.
What is a rhombus?