You are sitting in a classroom next to the wall looking at the black- board at the front of the room. The blackboard is 12 ft long and starts 3 ft from the wall you are sitting next to. Show that your viewing angle is cot -1_X a = cot 15 if you are x ft from the front wall. 12' You 3' Wall Blackboard
You are sitting in a classroom next to the wall looking at the black- board at the front of the room. The blackboard is 12 ft long and starts 3 ft from the wall you are sitting next to. Show that your viewing angle is cot -1_X a = cot 15 if you are x ft from the front wall. 12' You 3' Wall Blackboard
Trigonometry (MindTap Course List)
10th Edition
ISBN:9781337278461
Author:Ron Larson
Publisher:Ron Larson
Chapter3: Additional Topics In Trigonometry
Section3.4: Vectors And Dot Products
Problem 7ECP
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Transcribed Image Text:You are sitting in a classroom next to the wall looking at the black-
board at the front of the room. The blackboard is 12 ft long and
starts 3 ft from the wall you are sitting next to. Show that your
viewing angle is
cot
-1_X
a = cot
15
if you are x ft from the front wall.
12'
You
3'
Wall
Blackboard
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