A drawing of a room has a scale of 1 4 inch = 1 ft. Which choice does NOT represent a proportional relationship, according to th
2 answers:
Answer:
<h2>A) 1 inch drawing, 3 feet actual.</h2>Step-by-step explanation:
The given scale is
That is, each foot equals one quarter of an inch. In other words, 1 inch equlas 4 feet, because
That means, 1 inch drawing represents 4 feet actual. Now, let's see which choice doesn't have this same proportion.
You can observe that option A has a proportion where 1 inch drawing equals 3 feet actual, which is not the same proportion as the given, because the given one is 1 inch drawing equals 4 feet actual.
Therefore, the right answer is A.
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Using scientific notation, it is found that the measure of one astronomical unit in kilometers is
A number in <em>scientific notation</em> is given by:
- In which
- To realize the conversion from decimal to scientific notation, b is the number of decimal places the comma moves, being positive if to the left, negative if to the right.
In this problem, 1 AU = 150,000,000 km.
- The comma has to move 8 places to the right, hence
Then, the measure is:
For more on scientific notation, you can check brainly.com/question/16394306