B. x > -4 I did da test. That's da correct one :-)
Answer:
30 outfits
Step-by-step explanation:
First, come up with all the possibilties for one of the sweatshirts. So...
S11
S12
S21
S22
S31
S32
S41
S42
S51
S52
Count up all of those and then multiply it by three
10 * 3 = 30
Have a wonderful day!
The volume is twice that of the cube of width, so the width of the original prism is
.. ∛(16 cm³/2) = 2 cm
Length = 4 cm
Width = 2 cm
Height = 2 cm
Answer:
Step-by-step explanation:
![\cos \: 60 \degree = \frac{b}{2 \sqrt{2} } \\ \\ \frac{1}{2} = \frac{b}{2 \sqrt{2} } \\ \\b = \frac{2 \sqrt{2} }{2} \\ \\ b = \sqrt{2}](https://tex.z-dn.net/?f=%20%5Ccos%20%5C%3A%2060%20%5Cdegree%20%3D%20%20%5Cfrac%7Bb%7D%7B2%20%5Csqrt%7B2%7D%20%7D%20%20%5C%5C%20%20%5C%5C%20%20%5Cfrac%7B1%7D%7B2%7D%20%3D%20%20%5Cfrac%7Bb%7D%7B2%20%5Csqrt%7B2%7D%20%7D%20%20%5C%5C%20%20%5C%5Cb%20%3D%20%20%5Cfrac%7B2%20%5Csqrt%7B2%7D%20%7D%7B2%7D%20%20%5C%5C%20%20%5C%5C%20b%20%3D%20%20%5Csqrt%7B2%7D%20)
Answer:
Step-by-step explanation:
The letter "x" is often used in algebra to mean a value that is not yet known. It is called a "variable" or sometimes an "unknown". In x + 2 = 7, x is a variable, but we can work out its value if we try!