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18. A child throws a ball with a speed of 5 feet per second at an angle of 54° with the horizontal. Express the vector described in terms of i and j. If exact values aren't possible, round components to 3 decimals.

18. A child throws a ball with a speed of 5 feet per second at an angle of 54° with the horizontal. Express the vector described in terms of i and j. If exact values aren't possible, round components to 3 decimals.

Trigonometry (11th Edition)
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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18. A child throws a ball with a speed of 5 feet per second at an angle of 54° with the horizontal. Express the vector described in terms of i and j. If exact values aren't possible, round components to 3 decimals. O A.-2.939i + 4.045j O B. 4.045i- 2.939j OC.4.045i +2.939j O D. 2.939/+ 4.045j
Transcribed Image Text:18. A child throws a ball with a speed of 5 feet per second at an angle of 54° with the horizontal. Express the vector described in terms of i and j. If exact values aren't possible, round components to 3 decimals. O A.-2.939i + 4.045j O B. 4.045i- 2.939j OC.4.045i +2.939j O D. 2.939/+ 4.045j
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                              Given Speed of a ball =5 feet per second. Angle =54° 

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