I need help with part b, c, and d please! iii. From 22 second to 31 seconds since the person began walking.Preview Suppose a person begins walking away from a light pole at a constant rate of 0.88 meters per second. The person knows that as they walk awayfrom the pole that the length of their shadow increases. The person is wondering if the length of their shadow is also changing at a constant rate.Assume that 0 is measured in degrees. The light pole is still 2.26 meters tall, and the person is still 1.37 meters tall.d.a. Which of the quantities in the problem are varying?shld 0 *b. Write an expression for the distance of the person from the light pole, measured in meters, in terms of the number of seconds (t) since theybegan walking:d* Previewc. Using what you know about similar triangles, write an expression for the length of the person's shadow, measured in meters, in terms ofthe number of seconds (t) since they began walking:| * Previewd. Find the average rate of change of the length of the person's shadow, in meters, with respect to time over each given interval.i. The first 13 seconds since the person began walking.]* Previewii. From 13 seconds to 22 seconds since the person began walking.]* Preview------- -

From the diagram l=2.26m and h=1.37m and speed=0.88m/swe need to find a)Expression for the distance…

b. Write an expression for the distance of the person from the light pole, measured in meters, in terms of the number of seconds (t) since they began walking: d = * Preview c. Using what you know about similar triangles, write an expression for the length of the person's shadow, measured in meters, in terms of the number of seconds (t) since they began walking: | * Preview d. Find the average rate of change of the length of the person's shadow, in meters, with respect to time over each given interval. i. The first 13 seconds since the person began walking. Preview ii. From 13 seconds to 22 seconds since the person began walking. Previeu

b. Write an expression for the distance of the person from the light pole, measured in meters, in terms of the number of seconds (t) since they began walking: d = * Preview c. Using what you know about similar triangles, write an expression for the length of the person's shadow, measured in meters, in terms of the number of seconds (t) since they began walking: | * Preview d. Find the average rate of change of the length of the person's shadow, in meters, with respect to time over each given interval. i. The first 13 seconds since the person began walking. Preview ii. From 13 seconds to 22 seconds since the person began walking. Previeu

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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Concept explainers

Matrices

‘Matrices’ is the plural form of the word matrix, and it is basically a spreadsheet in the form of a box. In mathematics, various functions can be carried out with matrices. Generally, a matrix comes in the shape of a square or rectangle. The elements are distributed horizontally in the form of rows, and vertically in the form of columns.

Question

I need help with part b, c, and d please!

iii. From 22 second to 31 seconds since the person began walking.
Preview

Suppose a person begins walking away from a light pole at a constant rate of 0.88 meters per second. The person knows that as they walk away
from the pole that the length of their shadow increases. The person is wondering if the length of their shadow is also changing at a constant rate.
Assume that 0 is measured in degrees. The light pole is still 2.26 meters tall, and the person is still 1.37 meters tall.
d.
a. Which of the quantities in the problem are varying?
shld 0 *
b. Write an expression for the distance of the person from the light pole, measured in meters, in terms of the number of seconds (t) since they
began walking:
d
* Preview
c. Using what you know about similar triangles, write an expression for the length of the person's shadow, measured in meters, in terms of
the number of seconds (t) since they began walking:
| * Preview
d. Find the average rate of change of the length of the person's shadow, in meters, with respect to time over each given interval.
i. The first 13 seconds since the person began walking.
]* Preview
ii. From 13 seconds to 22 seconds since the person began walking.
]* Preview
------- -

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