Polygons & Attributes
Any four sided polygon is called a …
Quadrilateral
How many lines of symmetry are on a square?
4 lines
If you are finding the perimeter, you should square the units.
True or False
False
Lines that stay the same distance apart and won’t ever cross are called ____________lines.
parallel
Any closed shape with no curves and at least 3 sides is called a ___________________.
polygon
A quadrilateral with only one pair of parallel sides is called a …
Trapezoid
Name or draw a polygon with exactly 2 lines of symmetry.
rhombus and rectangle would work but other shapes are possible
What is the perimeter of a rectangle with the dimensions 14 in and 9 in? Your units must be labeled correctly.
46 in
A _____________ has one endpoint and goes on forever in the other direction.
An exact location in space is also known as a ________________.
point
List 2 polygons that are considered parallelograms (you can’t pick a parallelogram)
Square, Rectangle, Rhombus
How many lines of symmetry on a parallelogram?
0 lines
What is the area of a square with one of the sides 9 cm. Must be labeled correctly.
81 sq. cm
Organize the following types of angles based on their size of rotation. (smallest first, biggest last)
right, obtuse, straight, zero, acute
zero, acute, right, obtuse, straight
How many lines of symmetry are on a regular hexagon?
6 lines
If a triangle has one angle that is bigger than 90 degrees and no lines that are the same length is considered what type of triangle?
Obtuse Scalene Triangle
Write the lines of symmetry for each of the following shapes Equilateral triangle, scalene triangle, isosceles triangle
Equilateral: _________ Scalene: _________ Isosceles: __________
Equilateral - 3 Scalene - 0 Isosceles - 1
Find the area and perimeter of the figure below. (Show picture from Google Doc)
Area: ___________ Perimeter:____________
Area - 43 sq. in Per - 36 in
What type of angle is this angle? What is a good estimate in degrees for this angle? (must be within 20 degrees) (Show angle from Google Doc)
Type of Angle: ___________________ Estimate the Degrees: _______________
obtuse, 130-150 degrees (anywhere in that range)
An angle that measures more than 180 degrees is called a ____________ angle.
reflex
A triangle’s total interior angles add up to _________________degrees and a quadrilateral’s total interior angles add up to _________________degrees
Triangle - 180
Quadrilateral - 360
If the shape is a __________ polygon, the number of sides it has will match how many lines of symmetry it has
regular
A rectangle has a perimeter of 48 feet. One of the dimensions is 14 feet, what is the other dimension?
10 feet
Without using a protractor, what is the measure in degrees of angle CBA? (Show angle from Google Doc)
54 degrees
If the diameter of a circle is 15 cm, what is the radius?
7.5 in