865 is the answer of this question...
"The expression has a variable in the denominator of a fraction" is the statement among the following choices given in the question that <span>best demonstrates why the following is a non-example of a polynomial. The correct option among all the options that are given in the question is the fourth option or the last option.</span>
Step-by-step explanation:

Answer:
23
Step-by-step explanation:
because when you do 24-1 it is 23
Answer:
168 in
Step-by-step explanation:
Pythagoras says:
b² + 56² = 70²
so
b² = 70² - 56²
b = √1764 = 42
so the perimeter is 70+56+42 = 168