Answer:
r =5 in
Step-by-step explanation:
Area of a circle is given by
A = pi r^2
We know the area and pi
78.5 = 3.14 r^2
Divide by 3.14
78.5/3.14 = 3.14 /3.14 r^2
25 = r^2
Take the square root of each side
sqrt(25) = sqrt(r^2)
5=r
Answer:
B: (-2,1)
Step-by-step explanation:
The point of intersection (:
Answer: =6
Step-by-step explanation:
Answer:
16.86 ft/s
Step-by-step explanation:
Given that,
Angular speed of a carousel,
The diameter of the carousel, d = 23 feet
We need to find the speed of the carousel and jump on.
Radius, r = 11.5 feet
Let v is the velocity. So,
Hernce, the correct option is (d) "16.86 ft/s"
the answer is $34. 36 if I understood your question correctly.