Formulas for area, surface area and volume Flashcards
(22 cards)
What is the formula for the area of a square?
A = s^2
What is the formula for the area of a rectangle?
A = l × w
What is the formula for the area of a triangle?
A = 1/2 × b × h
What is the formula for the area of a parallelogram?
A = b × h
What is the formula for the area of a trapezium?
A = 1/2 × (a + b) × h
What is the formula for the area of a circle?
A = πr^2
What is the surface area of a cube?
SA = 6s^2
What is the surface area of a rectangular prism?
SA = 2lw + 2lh + 2wh
What is the surface area of a cylinder?
SA = 2πr^2 + 2πrh
What is the surface area of a sphere?
SA = 4πr^2
What is the surface area of a cone?
SA = πr^2 + πrl
What is the volume of a cube?
V = s^3
What is the volume of a rectangular prism?
V = l × w × h
What is the volume of a cylinder?
V = πr^2h
What is the volume of a cone?
V = 1/3πr^2h
What is the volume of a sphere?
V = 4/3πr^3
What is the volume of a triangular prism?
V = 1/2 × b × h × l
What is the surface area of a semi-cylinder with a lid and base?
SA = πr^2 + 2rh + πrh
What is the volume of a semi-cylinder?
V = 1/2πr^2h
What is the surface area of a semi-cylinder with no lid?
SA = 1/2πr^2 + πrh + 2rh
What is the surface area of an open cylinder (no top or bottom)?
SA = 2πrh
What is the surface area of a cylinder with only one lid?
SA = 2πrh + πr^2
