A triangle that has two equal sides and and one angle that is larger than 90 degrees
Obtuse isosceles
A flat, 2-D, closed figure with straight sides
Polygon
A quadrilateral with one set of parallel sides
Trapezoid
Earnings before taxes or other deductions
Gross income
The distance around an object
Perimeter
A triangle that has a right angle and two equal sides
Right isosceles
A six sided polygon
Hexagon
A quadrilateral with two sets of parallel sides
Parallelogram
Tax paid to the government based on earnings
Income tax
Found by multiplying length by width
Area
A triangle that has all acute angles and equal sides
Acute equilateral
A polygon with all the sides equal length
Regular
A parallelogram with four sides of equal length, opposite sides parallel, and opposite angles equal to each other
Rhombus
Earnings after taxes and other deductions are taken out
Net income
Found by multiplying length by width by height
Volume
A triangle that has only acute angles and no sides are equal
Acute scalene
A polygon that has 5 sides
Pentagon
A parallelogram with opposite, equal sides and four right angles
Rectangle
Tax paid by an employer based on the wages earned by employees
Payroll tax
Uses squared measurements
Area
A polygon that has 3 sides
A triangle
The shape of a stop sign
Octagon
A parallelogram with four equal sides and four right angles
Square
Tax paid to the government based on the cost of goods or services
Sales tax
Uses cubed measurement
Volume