if you run for 4 hours at 8 miles and walk 8 hours at 2 miles how far will you have gone at the end of 12 hours?
2 answers:
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Answer:
20. 300π m³
21. 457 1/3 π cm³
Step-by-step explanation:
20. r = 10 ÷ 2 = 5
V = 5² × 12 × π = 25 × 12π=300π m³
21. r = 14 ÷ 2 = 7
V = 457 1/3 π cm³
Each term has a common divisor of :
133 = 7*19, so the number in the blanks is .