name the angle of depression from the figure below in which angle B=90.
Answers
Answered by
5
Answer:
In △ABC
tan60=BCAB
AB=3BC
Let BC=x, AB=3x
In △ABD,
tan30=BDAB
BD=AB3
BC+CD=AB3
x+40=x3(3)
x+40=3x
x=20
Thus, AB=203=34.64 cm
Answered by
1
Answer: 34.6
Step-by-step explanation:
- In Δ
- Δ
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