Geometry Flashcards
Area rectangle
A=lw
l=length
w=width
Area trapezoid
A=1/2h(b1+b2)
Parallelogram area
A=bh
Area circle
A=pie r^2
Volume right circular cone
V=1/3 pie r^2h
Volume of a pyramid
V=1/3Bh
B=area of base
h=height
Volume of sphere
V=4/3pie r^3
Volume of right circular cylinder
V=pie r^2 h
Area of a square
A=s^2
Perimeter of a square
p=4s
Perimeter of a rectangle
p=2l+2w
Circumference of a circle
C=2 pie r
or
C=pie d
Volume of a triangular prism
V=Bh
B means area of base
Lateral area of triangular prism
L.A.=hp
Surface area of triangular prism
S.A.=hp+2B
Volume of a rectangular prism
V=lwh
Surface area of a rectangular prism
S.A.=2lh+2lw+2wh
Lateral area of a cylinder
L.A.= 2 pie rh
Surface area of a cylinder
S.A.= 2 pie r^2 + 2 pie rh
Surface area of a sphere
S.A.= 4 pie r^2
Lateral area of a cone
L.A.= pie rl
Surface area of a cone
S.A.= pie r^2 + pie rl
Lateral area of a square pyramid
L.A.= 1/2 lp
Surface area of a square pyramid
S.A.= 1/2 lp + B
B means area of base
Area triangle
A = 1/2bh
b=base
h=height
A=1/2ab sin C
