Answer:
Step-by-step explanation:
By geometric mean theorem:
By Pythagoras Theorem:
Again by Pythagoras Theorem:
I like the idea that life is for fun. Just chase your dreams~
1st, 2nd,& 4th. If the variable is in the root or in the denominator / have a negative power, then it is not a polynomial. The 3rd one has the root of y, so it isnt a polynomial.
Answer: ok.....
Step-by-step explanation:
//I take it you're trying to find the area or circumference of a circle, so I'll do both.


= area
3.14 * <span>

= 28.26 (2 d.p)
</span>2

r = circumfrence
<span>2 * 3.14 * 3 = 18.84 (2 d.p)</span>