How would you describe a line segment to someone who had never seen it before? Red sticker will answer.
Straight, and it has a beginning and an end.
100
What is the corner of an angle called (the place where line segments meet)? We'll take our answer from green.
vertex
100
What is a closed figure with 3 or more straight sides called? Yellow will answer.
polygon
100
True or False: A rhombus is a parallelogram. Blue will answer.
True.
100
What does it mean to be a concave polygon? Yellow sticker gets to answer this one.
It means that at least one vertex is pushed inward, or "caved in."
200
Please draw line segment AB parallel to line segment CD. Green sticker will draw it on their white board and show it to the class.
Mr. D will check the drawing.
200
What do you call a shape with three sides and angles? We'll take our answer from blue.
triangle
200
How many degrees is a right angle? We'll take our answer from red.
It is 90 degrees.
200
What do you call two lines that do not intersect? Red will answer.
parallel lines
200
What does it mean for lines to intersect? Red will answer.
It means that two lines cross one another.
300
Draw a right angle. Blue will draw it on their white board and hold it up.
Mr. D will check answer.
300
What do you call a shape with four sides and angles? We'll take our answer from yellow.
quadrangle
300
What is any 4 sided polygon called? We'll have yellow answer.
a quadrilateral or quadrangle
300
Does a triangle have any parallel lines? We'll look for an answer from red.
No
300
Tell me what an 8 sided polygon is called. We'll have green answer.
octogon
400
Show me the correct short-hand name for line segment EF. Yellow will draw this and hold their board up.
Mr. D will check the answer.
400
What do you call a quadrangle (also known as a quadrilateral) with four sides all the same length and all angles 90 degrees? We'll have blue answer.
square
400
What is a polygon with at least 2 pairs of parallel sides called? We'll take our answer from green.
Parallelogram
400
A parallelogram is a quadrangle with 2 pairs of parallel lines- name two examples of parallelograms. We'll have yellow share out their answer.
Square, rectangle, rhombus
400
Draw perpendicular line segments. We'll have red show us their white board.
Mr. D will decide if it's correct.
500
Show me the proper way to label Ray AB in shorthand. A is the endpoint of the ray. Red will draw this and hold it up on their white board.
Answer must start with A, then B.
500
What do you call a quadrangle with two sides one length, and two sides another length, all parallel and all angles 90 degrees? We'll take our answer from green.
rectangle
500
True or False:
A polygon is a polygon as long as it is a closed figure; even if the lines are curved, it's still a polygon. We'll look for an answer from yellow.
FALSE
A polygon cannot have curved lines.
500
A kite is a quadrangle with pairs of equal sides. Why is it not a parallelogram? We'll take our answer from blue.
A parallelogram has opposite lines that are parallel and do not cross - a kite's equal sides, if drawn out, will eventually cross.
500
What does it mean for something to be congruent? We'll have blue answer.