4. A Ferris wheel has a radius of 30 m and its centre is 31 m above the ground. It rotates once in 1 min 20 sec. Suppose you get on at the bottom at time t= 0. %3D a) Draw a graph showing how your height changes above the ground for the first 4 minutes. (Use units of seconds in your horizontal axis
4. A Ferris wheel has a radius of 30 m and its centre is 31 m above the ground. It rotates once in 1 min 20 sec. Suppose you get on at the bottom at time t= 0. %3D a) Draw a graph showing how your height changes above the ground for the first 4 minutes. (Use units of seconds in your horizontal axis
Trigonometry (11th Edition)
11th Edition
ISBN:9780134217437
Author:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Publisher:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Chapter1: Trigonometric Functions
Section: Chapter Questions
Problem 1RE:
1. Give the measures of the complement and the supplement of an angle measuring 35°.
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Transcribed Image Text:4. A Ferris wheel has a radius of 30 m and its centre is 31 m above the ground. It
rotates once in 1 min 20 sec. Suppose you get on at the bottom at time t= 0.
a) Draw a graph showing how your height changes above the ground for the first 4
minutes. (Use units of seconds in your horizontal axis)
b) Write an equation as a cosine function in the form h = ascos
-)+c
+c for
your graph in part (a).
c) Use your equation to determine the exact value of the height you are above the
ground after 25 seconds.
1:13
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