Answer:
r equals StartFraction C Over 2 pi EndFraction
Step-by-step explanation:
we know that
The circumference of a circle is equal to
where
r is the radius of the circle
Solve for r
That means -----> isolate the variable r
Divide by 2π both sides
Simplify right side
Rewrite
so
r equals StartFraction C Over 2 pi EndFraction
I didn't get all the part with the tiles, but here's the general answer:
given a polynomial
we have that is a factor of if and only if k is a root of , i.e. if
So, given the polynomial
We can check if is a factor by evaluating :
So, is not a factor.
Similarly, we can evaluate to check if are factors:
So, only is a factor of
Answer:
23
Step-by-step explanation:
2+2+3+4+5+6 = 23
You do (50+12)+11 to get Tim's height.
Mike Plus Taller
Which is... 73 cm!!
Easy, right? Except that it is like 2 ft tall...
Answer:
90 cookies would be served to 30 students.
Step-by-step explanation:
First, simplify the first ratio given to us.
45/15 = 3/1
Every student is given 3 cookies. You are now serving 30 students. To solve, multiply 3 with 30.
3 x 30 = 90
90 cookies would be served to 30 students.
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