Answer:
D.
90 x 1/2 = 45 km
The rate is 90 miles per hour and 30/60=1/2 so we multiply 1/2
Hope this helps
Step-by-step explanation:
Answer: 10x + 4y + 2
The terms with an x are considered like terms so they could be subtracted.
The answer is
<em>False
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<em />A Perfect Square Trinomial should be in the form of this:

The following,

, definitely does not follow the rule given and, therefore, is not a Perfect Square Trinomial.
I hope this helped!! Have an amazing day :)
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