1 Answer

Askmike · Answer 1 · 2023-09-29T12:16:57+0000

The term angle of depression denotes the angle from the horizontal downward to an object. An observer's line of sight would be below the horizontal.

The term angle of elevation denotes the angle from the horizontal upward to an object. An observer's line of sight would be above the horizontal.

From the question given

Question 9

$<1=\text{Elevation}$

Question 10

$<2=\text{Depression}$

Question 11

$<3=\text{Elevation}$

Question 12

$<4=\text{Depression}$

Question 13

$<5=\text{Elevation}$

Question 14

$<6=\text{Elevation}$

Question 15

$<7=\text{Depression}$

Question 16

$<8=\text{Depression}$

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