Answer:
Each face of an octahedron is an equilateral triangle. An octahedron is a three-dimensional solid (polyhedron) that has eight faces.
Step-by-step explanation:
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Answer: 
Step-by-step explanation:
The missing figure is attached.
The perimeter of a rectangle is:

Where "l" is the lenght and "w" is the width.
You can identify in the figure that:

Then, knowing the perimeter of the rectangle, you can make the subsitution into the formula:

Now you must simplify and solve for "z"

Finally, substituting the value of "z" into
, you get:

Assuming you need to find a multiple of both 3 and 11 to be your answer, the answer should be 33 days.
Answer:
144
Step-by-step explanation:
Answer:
4/10
Step-by-step explanation:
when converting fractions, you multiply the numerator and the denominator by the same number. In this case, multiply it by 2, giving you 4/10.