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Help me with section c plssssss will give 9 points

Help me with section c plssssss will give 9 points
asked 137k views
3 votes
Help me with section c plssssss will give 9 points

Help me with section c plssssss will give 9 points-example-1
asked
User Glorimar
by
7.6k points

1 Answer

6 votes
Question 1:
103 x 97 = (100 + 3)(100 - 3) = (100)² - (3)² = 10000 - 9 = 9991

Question 3:
Surface area = 4πr² = 4xπx42² = 22167cm²


answered
User Darryl Morley
by
8.5k points
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