# Formulas for area, perimeter surface area and volume

#### Terms in this set (22)

• Area of a Parallelogram
A=bh
• Area of a Triangle
A = 1/2 bh
• Area of a Trapezoid
A = ½*h*(b₁ + b₂)
• Area of a Circle
A=πr²
• Volume of Rectangular Prisms
V=lwh
• Volume of Triangular Prisms
V = (1/2 bh)h
• Volume of Pyramids
V = 1/3Bh
• Volume of Cones
V = 1/3Bh
• Volume of Spheres
V=4/3πr³
• Circumference
The distance around a circle
• Surface Area of Cylinders
2πr² + 2πrh
• Surface area of Pyramids
S= (1/2)Pl + B (P= Perimeter of Base, L= Slant Height, B= Area of Base)
• Surface Area of Cones
SA=πrl + πr²
• Perimeter of a Triangle
add all three sides P= a+b+c
• Perimeter of a Rectangle
P = 2l+ 2w
• Perimeter of a Square
P=4s
• Perimeter of a regular Polygon
P= number of sides x side length
• Perimeter
the distance around a polygon
• Polygon
A closed plane figure made up of line segments
• Area
The measure, in square units, of the inside of a plane figure.
• base and height always form a __________ angle.
Right or 90°