math Flashcards
Area
The measure. in square units. Of the inside region of a 2-dimensional figure of the surface of a 3-dimensional shape
circumference
The perimeter of a circle. the length of the perimeter of the circle.
Radius
The distance from the middle of the circle to the edge.
Diameter
The distance across the circle from edge to edge going through the center.
rectangular prism
A 3-dimensional figure with 6 faces
cylinder
A 3-dimensional figure with two parallel and congruent circles as basses,one curved suffice, two curved edges , and no verticals.
net
A 2-dimensional shape that can be folded into 3-sedimentation figure is a net of that figure.
surface area
The total area of the faces ( including the faces) the curved figure of the solid figure
volume
the number of cubic units it takes to fill a figure.
Pi
The ratio of the circumference of any circle to its diameter, approximately 3.14.