Answer:
1 : 4 : 9
Step-by-step explanation:
Given the ratio of diameters = a : b , then
ratio of areas = a² : b²
Here ratio of diameters = 1 : 2 : 3 , so
ratio of areas = 1² : 2² : 3² = 1 : 4 : 9
5 is the answer. hope this helped!
Answer:
pi144
Step-by-step explanation:
square the radius but dont multiply by pi because the question wants you to leave it out.
Answer:
210x²c+252xc
Step-by-step explanation:
Answer:
idk im not that smart
Step-by-step explanation:
