Unit 10 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
How to find the area of a circle.
A
A = pie r2
7
Q
How to find the area of a triangle
A
A = b • h
8
Q
How to find the area of a rectangle
A
A=12•b•h OR A=b•h•2
9
Q
How to find the area of a parallelogram
A
A = b • h
10
Q
How to find the area of a Trapezoid
A
A=b1+b22h
11
Q
Composite figure
A
A shape made up of 2 or more polygons.
