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➷ No it isn't. An irrational number cannot be expressed as a fraction. An example of an irrational number is pi.
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➶ Hope This Helps You!
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➶ Have A Great Day ^-^
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we have the numbers

we know that
The sum of a number and its additive inverse is 0
so

therefore
the number n is equal to 
the sum is equal to zero
the answer Part a) and Part b) in the attached figure
Answer:
I think the answer is 75.
Step-by-step explanation:
because 35 + 70 is equal to 105. So now we will just subtract 105 by 180. which will give us 75.
There is one dime and i penny
because it says one coin is not a dime
that does dot mean the other coin is not a dime
None because 90 + 45 + 50 = 185 and triangles cannot exceed the measurement of 180°
Hope this helps