The answer is: 141,300 units .
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Explanation:
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(1/2) π r² h = (1/2) * (3.14) * (30)² * 100 = ?
(30)² * 100 = 30 * 30 * 100 = 90,000.
So, we have: (1/2) * (3.14) * (90,000) ;
→ (1/2) * (90,000) = 45,000 ;
So, we have: (3.14) * (45,000) = 141,300 units.
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20 / 4 = 5 miles per hour
5 x 10 = 50 mile in all 10 hours
Fred can hike 50 miles in 10 hours total
Answer:
81
Step-by-step explanation:
sin 31 = 42/x
x sin 31 = 42
x = (sin 31)/42
Answer:
x = (-5+9)/2 = 2
y = (-7+ (-8)) /2 = (-15)/2 = -7.5
Step-by-step explanation:
