Shapes
What shape has four equal sides?
square or rhombus
What do you call an angle less than 90 degrees?
Acute
What do you call a line that does not cross another line?
Parallel
What is the perimeter of a square with a side of 2?
8
Name a real-life object that is a circle.
answers will vary
What is a shape with 3 sides called?
Triangle
What do you call an angle exactly 90 degrees?
Right
What do you call a line that crosses another line at a 90 degree angle?
Perpendicular
How do you find the perimeter of a rectangle?
Add all four sides together.
What is a common shape for a window?
rectangle
What shape has no sides?
Circle
What do you call an angle more than 90 degrees?
Obtuse
Define a line segment.
A straight row of points that starts at one point and ends at another point.
What is the perimeter of a triangle with sides of 3, 4, and 5?
12
What 2-D shape is found on a stop sign?
Octagon
Name a shape with 5 sides.
Pentagon
What do you call an angle that is 180 degrees?
Straight
Define a ray.
A straight row of points that starts at one point and goes on forever.
What is the perimeter of a hexagon that has equal sides with a length of 4?
24
What 2-D shape do you commonly find in a slice of pizza?
triangle
What quadrilateral has one set of parallel sides?
Trapezoid
How many degrees are in a square?
360 degrees
Define a line.
A straight row of points that goes on forever in both directions.
What is the perimeter of a pentagon with two sides that are 3 inches and the rest are 4?
18 inches
Name a shape that is often seen in traffic signs.
triangle, rectangle, octagon, pentagon, diamond, etc.