Sat geometry formulas to memorize

These are the geomotry related NEED-TO-KNOW formulas for the SAT.

Right circular cone surface area for lateral surface (not circle)

pi r s

Right circular cone total surface area

(pi r s)+ (pi r²)

Right circular cone volume

1/3 pi r² h

Rectangle diagonal

radical (l²+w²)

parallelogram area 

base x height

Area and Circumference of a Circle

pi r²
2(pi)r

cube surface area and volume and diagonal

6s²

s³

s radical 2

Right rectangular prism: surface area and volume

2(lw+lh+hw)

lwh

Arc length and sector area and degrees

(arc ab)/ (2 pi r)

(area of AOB)/ pi r²

Degree of theta/ 360

Triangular prism Volume

(base area)(height)

Right circular cylinder lateral area

2pi r h

right circular cylinder total surface area

2 (pi) r h +2 pi r²

Right circular cylinder volume

pi r² h

Trapezoid area

(base avg)(height)

Sphere surface area

4 pi r²

Sphere volume

4/3 pi r³

Inscribed angle

center angle= 2(inscribed angle)

N-sided polygon # of diagonals

n(n-3) / 2 

N-sided polygon interior angle sum and individual angles

(n-2)180

(n-2)180 / n

N-sided polygon exterior angle sum and individual angles

360

360/n