Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
Related questions
Question
Transcribed Image Text:3. Find the angle subtended by an arc of length 15 ft in a circle of radius 7 ft.
4. What is the area of the sector formed with a central angle of 50° in a circle of radius 8 inches?
5. Find the angular velocity and linear speed of a wheel of diameter 28 in making 7 revolutions per minute.
Handwritten notes:
- Next to question 3: \( S = 15 \), \( r = 7 \)
- Next to question 4: \( S = \theta \)
- In question 5, "rev/min" is underlined.
Expert Solution
Step 1: write the arc length and radius of the circle :
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