Answer:

Step-by-step explanation:
Given

See attachment for illustration
Required
Find 
The sum
a point is 
So:

Angle a is at right angled.
So:

Collect like terms


Answer:
A. True
Step-by-step explanation:
Polynomials consist of at least 2 or more terms.
In this case, Binomial's bi- means "2", which allows for Binomial to fall under the category of Polynomials.
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Answer:
5 dollars per card.
Step-by-step explanation:
divide 60 by 12.
Hope this helps!
brainliest answer? :)