Answer:
A. 8π cm; 16π cm2
Step-by-step explanation:
circumference: C = 2πr = 2(4)π = 8π cm
area: A = π(r^2) = (4^2)π = 16π cm^2
Answer:
I think its 18, because if there's 2 boys to 1 girl then if there's 18 girls then there is an equivalent 18 boys to match, plus another 18, which would put the ratio of boy to girl at 2:1
Step-by-step explanation:
Assuming a regularly shaped rectangle, the formula for the
area is given as:
A = L * W
where L and W are the length and width respectively
A = 3.6 x 10^2 miles * 2.8 x 10^2 miles
A = 100,800 square miles
or
<span>A = 10.08 x 10^2 miles</span>
Answer:
X/Y
Step-by-step explanation:
You cannot divide two variables so you just leave it as a fraction