HURRY!!!!!!
I neeeed helpif you help ill put you on my stream maybe!!!





Answer:
Q1. is 628 cm
Q2 18.84 cm
Step-by-step explanation:
Q1. 400 / 2 = 200 to get the radius
3.14 * 200 = 628
Q2. 12 / 2 = 6 to get the radius
31.4 * 6 = 18.84