Answer:
2. proven 3.Given 4.Given
Step-by-step explanation: I'll take this down if it is incorrect.
1 * 3 + 2
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3
Answer: 5/3.
Answer:
To determine if two fractions are equivalent, cross multiply. To cross multiply, you multiple the numerator of the first fraction by the denominator of the second. Then you multiply the denominator of the first fraction by the numerator of the second. If the two numbers are equal, the fractions are equivalent
Step-by-step explanation:

Remember that there cannot be a negative number in an absolute value.<span />
Answer:

Step-by-step explanation:
we know that
The circumference of a circle is equal to

we have

Convert to an improper fraction

substitute

