What does PEMDAS stand for?
Parentheses, Exponents, Multiplication, Division, Addition, and Subtraction
Is this shape 2D or 3D?
A 90 degree angle is also known as what?
Right angle
Another name for the mean is
Average
When adding and subtracting with decimals what is the first thing you have to do.
Line up the dot (decimals)
2+3x5=
17
What does 3D shapes have that 2D shapes do not?
Height
An angle that is less than 90 degree
Acute angle
To find the mean what two operations do you have to do?
add the divide
9.3+1.3=
10.6
5+5x3-2=
18
Name a shape with 6 faces, 8 verticies, and 12 edges?
cube or rectangular prism
Two lines running side by side that never cross
Parallel Lines
Find the mean:
2+3+5+4=
3.5
1.2+8.5=
9.7
52+(3-1)x2=
100
Which shape has 0 edges, 0 vertices, and 0 flat faces?
Sphere
An angle greater than 90 degrees
Obtuse angle
Find the mean:
9+2+6+3=
5
84.21-80=
4.21
3x(6+6)-2=
34
What 3D shape looks like a tent?
Triangular prism
Lines that come together and make 90 degree angles
Perpendicular
50+21+5=
25.3
789.3+25.13=
814.43