Unit 10 Flashcards
1
Q
Circumference
A
Distance around a circle.
2
Q
Diameter
A
Distance across the widest part of a circle.
3
Q
Radius
A
Distance from the center to the outer edge of 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
Area of a Circle
A
A = r2 x pi
7
Q
Area of a Rectangle
A
A = b x h
8
Q
Area of a Triangle
A
A=1/2 x b x h OR A=b x h/2
9
Q
Area of a Parallelogram
A
A = b x h
10
Q
Area of a Trapezoid
A
A= h x (b1 + b2) / 2
11
Q
Composite Figure
A
Made up of 2 or more polygons
