Quadrilaterals
A quadrilateral with four congruent sides, four right angles, and two pairs of parallel lines.
What is a square?
Two lines that are always the same distance apart and never touch.
What is parallel?
An angle less than 90o.
What is an acute angle?
A polygon with three sides.
What is a triangle?
A triangle has this many angles.
What is three?
A quadrilateral with four right angles and two pairs of parallel sides.
What is a rectangle?
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An angle greater than 90o.
What is an obtuse angle?
A polygon with four sides.
What is a quadrilateral?
A triangle with one right angle and two acute angles.
What is a right triangle?
A quadrilateral with two pairs of parallel sides.
What is a parallelogram?
Two lines that cross at a point.
What is intersecting?
An angle that is exactly 90o.
What is a right angle?
A polygon with five sides.
What is a pentagon?
A triangle with three acute angles.
What is an acute triangle?
A quadrilateral with exactly one pair of parallel sides.
What is a trapezoid?
Two lines that cross at a point to form a right angle.
What is perpendicular?
When the sum of two angles equals 90o.
What is complementary?
A polygon with six sides.
What is a hexagon?
A triangle with one obtuse angle and two acute angles.
What is an obtuse triangle?
A quadrilateral with four congruent sides.
What is a rhombus?
A line that divides a shape or an object into two equal and identical parts.
What is a line of symmetry?
When the sum of two angles equals 180o.
What is supplementary?
A polygon with eight sides.
What is an octagon?
The sum of all three angles of a triangle.
What is 180o?