PROBLEM 3: Points A and B are 40 m apart while B and C are 10 m apart and are of the same elevation as the foot of the building which is at C. The angles of elevation at the top of the building from points A and B are e and 30 respectively. Find the value of 0? 53° 44° b. 0° d. 37° a. C.

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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PROBLEM 3:
Points A and B are 40 m apart while B
and C are 10 m apart and are of the
same elevation as the foot of the building
which is at C. The angles of elevation at
the top of the building from points A and
B are e and 30 respectively. Find the
value of 0?
a.
53°
b. 0°
C.
44°
d. 37°
Transcribed Image Text:PROBLEM 3: Points A and B are 40 m apart while B and C are 10 m apart and are of the same elevation as the foot of the building which is at C. The angles of elevation at the top of the building from points A and B are e and 30 respectively. Find the value of 0? a. 53° b. 0° C. 44° d. 37°
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