Area of a circle = πr²
Radius = 18/2 = 9
A = (3.14)(9)²
A = 254.34
Hope this helps :)
Answer:
Last answer, height is 150 ft
Step-by-step explanation:
from the graph, you can clearly see, when T=3, H=150
Which means The firework is at a height of 150 feet
1 + 1 = 2 - 1 = 1 hope this helps.
The value of the function is 6
Step-by-step explanation:
The function that we have in this problem is

This means that:
when x is between -4 (excluded) and 6 (excluded), the value of the function is 
when x is between 6 (included) and 9 (excluded), the value of the function is 6
In this problem, we are asked to evaluate f(x) when x = 6. Therefore, we are in the second case: therefore, the value of the function is 6,

Learn more about functions:
brainly.com/question/3511750
brainly.com/question/8243712
brainly.com/question/8307968
#LearnwithBrainly
I agree with him that’s the answer