Name That Polygon!
What do all Polygons have?
- 2D figure
- Closed Shape
- Straight sides
Polygons are quadrilaterals
Sometimes
What are the three angle names a triangle can have?
-Acute
-Right
-Obtuse
1 pair of parallel sides
Trapezoids
What are protractors used for?
To measure angles!
What was the first type of polygons we learned about?
Quadrilaterals
Trapezoids and parallelograms share the same parallel attribute
False
What are the three side measurements triangles can be?
-Scalene
-Isosceles
-Equilateral
2 pairs of parallel sides
Parallelograms
If a protractor is pointing left, which scale do we look at?
The scale above
What was the last type of polygons we learned about?
Triangles
Rectangles are parallelograms
Always
What is the only type of triangles that equilaterals can be?
Acute
4 congruent angles
Rectangles
If a protractor is pointing right, which scale do we look at?
The scale below
What is the first defining attribute of all polygons?
Their number of sides
When are rhombuses squares?
What type of triangles are Right Triangles?
Isosceles
4 congruent sides and angles
Squares
A triangle with 40 degrees and 30 degrees is missing one of its angles. What is the last angle measurement AND the proper name for it?
110 degrees: Obtuse Scalene
Ten sided shapes are called what?
Decagons
Which of the following can fall under the category of trapezoids based on its defining attribute?
A. Polygons
B. Quadrilaterals
C. Parallelograms
D. Rectangles
E. Squares
C,D, and E
Describe the triangle: Acute Scalene
A triangle where the largest angle is below 90 degrees with no congruent sides
4 congruent sides
Rhombus
If triangles add up to 180 degrees total, how many degrees do quadrilaterals add up to?
360 degrees