Step-by-step explanation:
you you can use two formulas here either pi d or 2 pi r so when you use pie d which change the radius to diameter by multiplying by two so in this case we will multiply 7 by 2 to get 14 then use the formula so is 22/7 * 14 to get 44
Answer:
99
plzmark brainliest
x=4
22 = 18 + x
Subtract 18 from each side
22-18 = 18-18 + x
4 =x
