How many times do parallel lines cross?
Zero
What type of angle is smaller than a right angle?
Acute
What is the name of a polygon with 5 sides?
Pentagon
What is the perimeter of a rectangle with a length of 4 yards and a width of 5 yards?
18 yards
(5+5+4+4)=18
What is 1 type of quadrilateral that has 4 equal sides?
Rhombus or square
What is the name of a line with two points on the end?
Line segment
What type of angle is bigger than a right angle?
Obtuse
What is the name of a polygon with 6 sides?
Hexagon
What is the area of a rectangle with a length of 4 yards and a width of 5 yards?
20yards2
5x4=20
How many sets of parallel sides does a parallelogram have?
2
What is the difference between a line and a line segment?
A line has arrows on the end and it goes on forever. A line segment has points on both ends and stops at both end points.
What type of triangle has 3 sides that are the same length?
Equilateral
What are the two attributes, or properties of polygons?
Polygons are closed and made of line segments.
What is the area of a square with one side labeled 6in?
36in2
6x6=36
What are two other special names for a square?
Parallelogram, rhombus, rectangle
What kind of angles do perpendicular lines make?
90 degree angles.
What kind of triangle has no sides that are the same length?
Scalene
Can a triangle ever be a quadrilateral? Why or why not?
No because a triangle always has 3 sides and a quadrilateral always has 4 sides.
What is the perimeter of a octagon with sides measuring 2 feet?
16 feet
2+2+2+2+2+2+2+2=16 feet OR 8x2=16
Is a trapezoid a type of parallelogram? Why or why not?
No because a trapezoid has 1 set of parallel sides and a parallelogram has 2 sets of parallel sides.
True or False? A ray goes on and on in both directions.
False. It has an endpoint on one end.
All angles inside of a triangle add up to how many degrees?
180 degrees.
Why isn't a circle a polygon?
It's not made of line segments and has curved lines.
What is the perimeter of a pentagon with sides measuring 10 yards?
50 yards
10+10+10+10+10=50 OR 10x5=50
Why is a square a rectangle?
It has 2 sets of parallel sides and has 4 right angles.