Answer: 12
Explain: Hope this helps!
Answer:
i think the area is 60 i added it up
It follows from the definition of the binomial coefficient:

So we have

That is,
gets absorbed into the numerator's factorial, and we introduct
into the denominator. Now,
, so we get

as required.
Answer:
d=65
Step-by-step explanation:
Length: 56
Width: 33