Formula
polygon formula
area= base x height
a plane shape (two-dimensional) with straight sides
polygon
73
Square
100 ft2
What is the third planet from the sun?
Earth
area of a square
side x side
(base x height)
a flat shape with opposite sides parallel and equal in length
parallelogram
7-2(3) ÷ 3
5
Rectangle
15 ft2
What college did Mrs. T go to?
IU
or
Indiana University
Area of a triangle
Area= 1/2 base x height
or
Area= base x height divided by 2
a 4-sided flat shape with straight sides that has a pair of opposite sides parallel
trapezoid
25 ÷ 5 x 7 - (3-9)
41
Home Plate
72 units2
What is the ratio of females to males in the room?
4:2
Perimeter formula
Add all the sides
a flat shape with 4 equal straight sides and opposite sides are parallel.
rhombus
62 + 4(9-1)
68
Parrellelogram
120 in2
Name the eight states that start with M.
Maryland, Michigan, Montana, Missouri, Massachusetts, Mississippi, Minnesota, and Maine
Volume Formula
base x height x length
a round, two-dimensional shape
circle
43 - 42 + (9 x8)
120
Irregular Shape
42 cm2
What is a variable?
An unknown number