vocabulary
finding the missing variable
Shapes
Formulas
Random
100
an angle measuring between zero and 90 degrees
What is an acute angle
100
x + 1 = 9
What is 8
100
shape that has nine sides
What is a nonagon
100
a+b+c
What is perimeter of a triangle
100
3.14 is also known as
What is Pi
200
of the same size and shape
What is congruent
200
x + -6 = 9
What is 15
200
shape that has 20 sides
What is a pentadecagon
200
1/2*b*h
What is area of a triangle
200
the number that occurs the most
What is mode
300
a quadrilateral with two pair of adjacent congruent sides
What is a kite
300
29 + -1x = 13
What is 16
300
shape that has 3 sides
What is a triangle
300
a 2 + b 2 = c 2
What is the Pythagora's theorem
300
tool used to give measurements on different objects
What is a ruler
400
a simple closed two-dimensional shape made of line segments
What is a polygon
400
46 = 47 + -1x
What is 1
400
shape that has 6 sides
What is hexagon
400
b*h
What is area of a trapezoid
400
triangle with all sides congruent
What is an equilateral triangle
500
meeting at a 90 degree angle
What is perpendicular
500
2x = 10
What is 5
500
shape that has 12 sides
What is a dodecagon
500
2(L*W + H*W + H*L)
What is surface area of a rectangular prism.
500
quadrilateral with both pairs of opposite sides parallel
What is a parallelogram
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