Area of circumference shapes Flashcards
1
Q
Circumference
A
Distance around the circle (like perimeter)
2
Q
Diameter
A
The distance across the widest part of the circle
3
Q
Radius
A
Distance from the center of a circle to the outer edge of the circle. (halfway across a circle)
4
Q
Base
A
A side of a polygon, particularly one oriented perpendicular to the direction in which height is measured.
5
Q
Height
A
Distance from the “top” of the object/figure to its base (the two must be perpendicular)
6
Q
Composite Figure
A
A shape made up of 2 or more polygons.
7
Q
Circle
A
A = pi x r2
8
Q
Rectangle
A
A = b x h
9
Q
Triangle
A
A=1/2 x b x h OR A=b x h/2
10
Q
Parallelogram
A
A = b x h
11
Q
Trapezoid
A
A=b1+b2/2 x h
