3. The product of a rational number and an irrational number is always irrational except
1 answer:
Answer:
This is because anything multiplied by zero is zero itself.
Step-by-step explanation:
Ex: Multiply

Here 2 is rational and root. 2 is irrational.
Their product is

Which is irrational.
But if you have

Where 0 is rational and root .2 is irrational.
Their product is

Whis is rational.
Hope this helps... :-)
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Where are the questions..
Answer:
8
Step-by-step explanation:
Answer:
<em>36:60:84</em>
<em>A : B : C</em>
<em>36° : 60° : 84°</em>
<em>A= 36°</em>
<em>B= 60°</em>
<em>C=84°</em>
Step-by-step explanation:
<em>3:5:7 =15</em>
<em>180÷15=12</em>
<em>3×12=36</em>
<em>36:x:y =180</em>
<em>5×12=60</em>
<em>36:60:y =180</em>
<em>7×12=84</em>
<em>36:60:84 =180</em>
The combined measure is 180 degrees