Show:
geometry basics
Triangles
Quadrilaterals
Perimeter
Area
100
A location on a flat space
What is a point?
100
Triangles are described by these two attributes
What are their sides and their angles
100
A quadrilateral has this many sides
What is 4
100
To find the perimeter of a quadrilateral you must do this
What is add all four sides
100
To find the area of a regular quadrilateral, you must do this
What is multiply length time width
200
A straight path that goes on forever in two directions
What is a line
200
A triangle with a right angle is called this
What is a right triangle
200
A quadrilateral with only one pair of parallel sides in called this
What is a trapezoid
200
A square with a side that equals 4 inches would have a perimeter of this
What is 16inches
200
Area is defined as what
What is the amount of space within a 2D shape
300
A part of a line with two endpoints
What is a line segment
300
A triangle in which all 3 angles are smaller than a right angle is called this
What is an acute triangle
300
Any quadrilateral with 4 right angles is considered to be this
What is a rectangle
300
A rectangle with two sides which measure 8 inches and 2 inches would have a perimeter of this
What is 10 inches
300
The area of a quadrilateral with one sides which measures 2 cm and another side which measures 9 cm would be this
What is 18 centimeters squared
400
A straight path that begins at a point and goes on forever in only one direction
What is a ray
400
A triangle with 3 sides which are all different lengths is referred to as this
What is a scalene triangle
400
A quadrilateral with 4 right angles and 4 equal length sides is called this
What is a square
400
An octagon in which each side measures 8mm would have a perimeter of this
What is 64mm
400
The area of a square with a side that measures 10 inches would be this
What is 100 inches squared
500
Lines that intersect at right angles are called this
What is perpendicular lines
500
A triangle with two sides which are the same length is referred to as this
What is an isosceles triangle
500
The reason we say that all squares are rectangles but not all rectangles are squares is because of this reason
What is rectangles only have 2 pairs of parallel sides and 4 right angles, which squares also have, but squares must have 4 sides that are all the same length.
500
A hexagon in which each side is 12 inches would have a perimeter of this length
What is 72inches
500
The area of a square with one side which measures 12 cm would be this
What is 144 cm squared