1.) r=-1/3
2.) x=-33/29
3.) x=-4/5 x=2/5
Answer:
I just wanted to know, Is this really 6th grade math?
Step-by-step explanation:
Area = pi × r²
144 pi cm² = pi × r²
144 pi ÷ pi = r 2
root 144 = r
12 cm = r
diameter = 2r = 2(12) = 24 cm
The answer
is ..................................b.3
