Ohio Graduation Tests Mathematics Reference Sheet
Information that may be needed to solve problems on the Mathematics Test:
Area Formulas
Volume Formulas
1
3
πr 2h
parallelogram
A = bh
cone
V=
rectangle
A = lw
cylinder
V = πr 2h
trapezoid
A = 12 h (b1 + b2 )
pyramid
V=
triangle
A = 1 bh
rectangular prism V = lwh
2
Circle Formulas
C = 2πr
A = πr 2
π ≈ 3.14 or
22
7
1
3
Bh B = area of base
right prism
V = Bh
sphere
V=
4
3
πr 3
B = area of base
Combinations
C = C(n,r) =
n r
n!
r!(n – r )!
Permutations
P = P(n,r) =
n r
n!
(n – r )!
Distance Formula
Trigonometry
sin A =
opposite
hypotenuse
cos A =
adjacent
hypotenuse
tan A =
opposite
adjacent
d = (x 2 – x 1)2 + (y2 – y1)2
Quadratic Formula
2
x = −b ± b – 4ac
2a
x 2
x 45°
45°
x
2x
x 60°
30°
x 3
12/20/05