maths formulas

Question 1

how do you calculate pressure

Answer 1

p= force / area

Question 2

how do you calculate volume of a cone

Answer 2

π r^2 h/3

Question 3

how do you calculate density

Answer 3

d= mass / volume

Question 4

how do you calculate simple interest

Answer 4

simple interest simple= (amount x rate x time) / 100

Question 5

how do you calculate interior angles in polygon

Answer 5

interior angles in polygon = (n-2) x 180

Question 6

how do you calculate sphere volume

Answer 6

sphere v = 4/3 x π x r^3