Answer:
Step-by-step explanation:
Area of circle=Pi times radius^2
Diameter is half of radius=8.4
Pi*8.4^2=221.670777637
Hope this helps!
You get a positive number because you can use the leave, change, change rule for the signs. After the rule it would be a minus + a positive. The answer will vary depend on the size of each number.
Answer:
see explanation
Step-by-step explanation:
(a)
f(0)
Since x = 0 < 5, then
f(0) = x + 4 = 0 + 4 = 4
(b)
f(6)
Since x = 6 meets the condition 5 ≤ x < 7, then
f(6) = 8
Answer:
answer will be
Step-by-step explanation:
12
option d
Answer:
42
Step-by-step explanation:
8+8+12+4+4+3+3
Something like this for the problem.