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Your answers are in the given attachments⏫
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Well I'm still trying to solve the first question so I'll tell you the other answers
the answer for the second question is :
and for the third question :
С = 2πr [π≈3.14]
220 = 2 * 3.14 * r
220 = 6.28r
r = 220/6.28 ≈ 35 cm ← <span>to the nearest whole number.</span>
Answer:
0.8181818
Step-by-step explanation:
3/11×3 = 0.8181