Chapter 10 Formulas Flashcards
1
Q
Arc length: L=?
A
L = (x degrees / 360 degrees) (2 pi r)
2
Q
Circumference of a Circle: C = or C=
A
C = 2 pi r or C = pi d
3
Q
Area Formulas: square
A
A = s^2
4
Q
Area Formulas: Rectangle
A
A = bh
5
Q
Area Formulas: Rhombus
A
A = (1/2) (d sub 1) (d sub 2)
6
Q
Area Formulas: Triangle
A
A = (1/2) (b) (h)
7
Q
Area Formulas: Parallelogram
A
A = (b) (h)
8
Q
Area Formulas: Trapezoid (first formula)
A
A = 1/2 h (b sub one + b sub two)
9
Q
Area Formulas: Trapezoid (second formula)
A
A = (h) (median)
10
Q
Area Formulas: Kite
A
A = (1/2) (d sub one) (d sub two)
11
Q
Area Formulas: Circle
A
A = pi r^2
12
Q
Area Formulas: Sector of a Circle
A
A = (x degrees / 360 degree) (pi r^2)
13
Q
Area Formulas: Regular Polygon
A
A = 1/2 a p
