The fact that it takes Earth 365 days to move year in and year out has been known for many centuries. Even before heliocentric and geocentric models were introduced, people were already familiar with the 365 day period. Perhaps Galileo would be the answer, but hasn't been truly defined as to who first observed this.
Answer:
The answer would be 3.6
Is it OK if I don't explain it?
<span>2x - 5b + 5x
<em>Arrange all the like terms together</em>
</span>2x + 5x - 5b
<span>
<em>Combine all like terms</em>
7x - 5b</span>
Answer:
Kite.
Step-by-step explanation:
Quadrilateral Q is a kite since it has 2 different pairs of equal sides.
Answer:
12
Step-by-step explanation:
6/18 = X/36
or, 6 multiply by 36 = x multiply by 18
or, 216 = 18x
or, 216/ 18 = x
or, x= 12