Polygons
What has 7 sides and is a closed figure?
a heptagon
A quadrilateral that has all sides congruent and 4 right angles is called a _______________________
square
Does a scalene triangle have 0, 1, 2, or 3 congruent sides
0
I am a closed figure with 3 sides and I have all equal sides and equal angles
equilateral triangle
All polygons are made up with straight and curved sides
False, polygons can only have straight sides
Polygons are named depending on the number of _______ they have
sides/vertices/angles
rhombus and square share what characteristic
4 equal sides
What triangle is considered a regular polygon?
equailateral
I have 3 sides and 2 equal sides.
isosceles triangle
Hatch marks are used to indicate parallel lines
False
A polygon that has all equal side lengths and equal angles is called a __________________________________
any regular polygon or regular polygon
A parallelogram has one pair of congruent sides. Always, sometimes or never?
Never
The three angles of a triangle measure 30, 50, & 100 degrees. What kind of triangle am I?
Obtuse
I have congruent opposite sides and four right angles
rectangle
Daily Double (DOUBLE THE POINTS LISTED BELOW!) According to our defintions, a rectangle has congruent opposite sides, opposite parallel sides and 4 right angles. A square is also a rectangle.
True, squares share the same characteristics. Opposite sides are congruent, opposite sides are parallel and it has 4 right angles.
A 12 sided polygon is called a _____________
dodecagon
A square is always, sometimes or never a parallelogram?
Always, because opposite sides are congruent and opposite sides are parallel
Does an acute triangle have 1, 2, or 3 acute angles?
3
I have 4 sides. What am I?
quadrilateral
All trapezoids have two pairs of parallel sides
False. A Trapezoid has only 1 pair of parallel sides
DAILY DOUBLE (DOUBLE THE LISTED POINTS BELOW!)How many diagonals will a regular pentagon have?
Five
Emma draws a quadrilateral, and covers it up. She tells Sean that the quadrilateral consists of right angles only. From this information, Sean knows that the quadrilateral is definitely a:
rectangle
Equilateral triangles have 0, 1 or 2 right angles?
0
I have 6 sides and only some of my sides are the same length.
irregular hexagon
According to our definitions, a rectangle is also a square.
False. Although rectangles share the same characteristics as a square in terms of having 4 right angles, opposite sides parallel; rectangles do not have all sides being congruent i.e. 4 equal sides