4 because 4 times 24 equals 96 then 96 divided by 3 equals 32
Answer:
0.1032
Step-by-step explanation:
Answer: Perimeter = 6π ≈ 18.84
Area = 15π ≈ 47.10
<u>Step-by-step explanation:</u>
This is a composite of a big semicircle with diameter of 10 --> radius (r) = 5
plus a medium semicircle with diameter of 6 --> r = 3
minus a small semicircle with diameter of 4 --> r = 2
Perimeter of a semicircle = 

Area of a semicircle = 

Answer:
(-infinity,1]
Step-by-step explanation:
set builder notation would be {x|x<=1}