Lines, Rays, & Angles
Classify Triangles by Angles
Parallel Lines and Perpendicular Lines
Classify Quadrilaterals
Line Symmetry
Shape Patterns
Vocabulary
100
Name this angle!
a straight angle
100
Classify this triangle. What type of triangle is this?
right triangle
100
These lines are _______________.
parallel lines
100
Which quadrilateral best fits this description?
I have 4 sides and 4 angles, which are right angles. What am I?
a square or rectangle
100
Does this butterfly have line symmetry? Yes or No
Yes
100
What will the next 3 circles look like?
large, medium, small
100
An angle that forms a square corner and measures exactly 90°
a right angle
200
Which angle is acute?
A
200
Which figure is an acute triangle?
A
200
Identify the types of lines below.
perpendicular lines
200
I'm different from the rest of my quadrilateral family. I only have 1 pair of parallel sides. What am I?
a trapezoid
200
How many lines of symmetry does this figure have?
0
200
What's the missing shape?
a sqaure
200
An imaginary line on a shape about which the shape can be folded so that its two parts match exactly
line of symmetry
300
What am I?
a line segment
300
Select all the obtuse triangles.
A, D, E
300
Identify the lines below.
Intersecting lines
300
All of my sides are equal. I have 2 pairs of parallel sides. I am sometimes called a diamond.
a rhombus
300
How many lines of symmetry does this figure have?
4
300
Describe and draw what might be next in the pattern.
5 rows of 5
300
Lines that cross each other at exactly one point
intersecting lines
400
Select all the obtuse angles.
2,3, and 4
400
Describe the angle of a right triangle. Include measurements (degrees).
1 right angle, =90 degrees
and 2 acute angles, < 90 degrees each
400
These lines are ____________________________ because ________________.
perpendicular because they form a right angle
400
Which of the following quadrilaterals are rectangles?
1 and 3
400
Select all the figures that have at least 1 line of symmetry.
A and C
400
What's the missing shape?
400
An exact location in space
a point
500
Fill in the circles to select the category of measure for each angle.
B, C, F
500
What type of triangle has perpendicular sides?
a right triangle
500
Fill in the circles to select all the attributes that apply to each set of lines.
C, D, F
500
Fill in the circles to select all the properties that always belong to each shape.
A, B, F, G, H, I
500
How many lines of symmetry does this regular pentagon have? 
5
500
Missy uses 1 hexagonal, 2 rectangular, and 4 triangular pieces of fabric to make 1 bug design for a quilt. If she uses 70 pieces in all to make bug designs, how many of each shape does she use?
10 hexagonal pieces
20 rectangular pieces
40 triangular pieces
1 + 2 + 4 = 7, so 10 + 20 + 40 = 70
500
An angle whose measure is 180°
a straight angle