Math Formulas Flashcards
1
Q
Surface Area of Prisms
A
S=Ph+2B
P= Perimeter H= Height B= Base
2
Q
Volume of prisms
A
V=Bh
V= Volume B= Base Area H= Height
3
Q
Base Area of Triangle
A
B=1/2•bh
B=Base Area
b= Base
h= height
4
Q
Base area of Square
A
B=b•h
B= Base Area b= base h= height
5
Q
Base area of a trapezoid
A
B=½•h•(b₁ + b₂)
B=Base Area
H= height
b = base
6
Q
Area of semi circle
A
A=½• π • r²
A= Area π = Pi = 3.14 r = radius
7
Q
Area of rectangle
A
A= b•h
A= area b= base h= height
8
Q
Area of triangle
A
A= 1/2 • bh
A= Area b= base h= height
9
Q
Area of circle
A
A= π • r²
A= Area π= Pi = 3.14 r= radius
10
Q
Area of a composite figure
A
find the area of the decomposed figures, then add them
11
Q
Volume of a composite figure
A
(1) decompose the figure,
(2) find the volume of the decomposed figures
(3) add them
12
Q
Base area of a circle
A
B = π * r²
