Final Formulas

Question 1

What is the formula for finding the sum of the interior angles in a polygon?

Answer 1

S = 180 * (n - 2)

Question 2

What is the formula for the volume of a pyramid (one base)?

Answer 2

V = 1/3 * base area * height

Question 3

What is the formula for the volume of a rectangular solid?

Answer 3

V = L * w * h

Question 4

What is the perimeter and area of a square?

Answer 4

P = 4a
A = a^2

Question 5

What is the formula for finding the measure of each exterior angle in a regular polygon?

Answer 5

E = 360 / n

Question 6

What is the area of a parallelogram?

Answer 6

A = base * height

Question 7

What is the perimeter and area of a rectangle?

Answer 7

P = 2L + 2W
A = L * W

Question 8

What is the formula for the volume of a cone (one base)?

Answer 8

V = 1/3 * πr^2 * h

Question 9

What is the formula for the volume of a prism (two bases)?

Answer 9

V = base area * height

Question 10

What is the circumference of a circle?

Answer 10

2πr

Question 11

What is the perimeter and area of a triangle?

Answer 11

P = a + b + c
A = 1/2 * base * height

Question 12

What is the formula for finding # of Diagonals in a polygon?

Answer 12

D = [(n - 3) * n] / 2

Question 13

What is the formula for the volume of a cubic solid?

Answer 13

V = e^3

Question 14

What is the area of a trapezoid?

Answer 14

A = median * height
median = 1/2(b1+b2)

Question 15

What is the area of a circle?

Answer 15

πr^2

Question 16

What is the formula for the area of a sector of a circle?

Answer 16

angle/360 * area

Question 17

What is the formula for the volume of a cylinder (two bases)?

Answer 17

V = πr^2 * h

Question 18

What is the formula for finding the measure of each interior angle in a regular polygon?

Answer 18

I = s / n

Question 19

What is the formula for the length of the arc of a circle?

Answer 19

angle/360 * circumference

Question 20

What is the diameter of a circle?

Answer 20

2r