Formulas of Geo m et r y
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You w ill use a num ber
of geometric formulas
as you w ork through your
algebra book. Here are
some perimeter, area,
and volume formulas.
IT
_
w
I]— 1 L
r =L-i1—1=
P— 2i + 2w
A = ew
Rect an g le
P — As
A = s 2
Sq u a r e
A = VT2
Ci r cl e
A = \b h
Triang le
A = bh
Par allelo g r am
V=\Bh
V=\ 7rr2h
Ri g h t Co n e
V = jB h
Py r am id
\/= f-TT/-3
Sp h e r e
A = j(b ] + b2)h
Trap ezo id
V= Bh
V = j r r 2h
Ri g h t Cy l i n d e r
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