The methods for comparing rational numbers include:
- Cross-multiply and compare the products.
- Convert both fractions to fractions with a common denominator.
- Turn both fractions into decimals by dividing.
<h3>What is a rational number?</h3>
It should be noted that a rational number is a number that is expressed as the ratio of two integers, where the denominator should not be equal to zero.
Rational numbers are terminating decimals while irrational numbers are non-terminating and non-recurring.
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Answer:
5^8
Step-by-step explanation:
You multiply the exponents!!
Answer:

Step-by-step explanation:



~
Answer: Option 'C' is correct.
Step-by-step explanation:
Since we have given that
Polygon X is similar to polygon.
And Polygon X is three times the size of polygon Y.
So, it becomes,

Hence, perimeter of polygon Y is 27.
Therefore, Option 'C' is correct.
Answer:
~ 80.75 x 10^7
Step-by-step explanation:
9 x 8 + 9 * .5 + .5 * 8 + .5 * . 5 = ~ 80.75 x 10 ^7