bisect the angle 150
Answers
Answered by
21
If we bisect it we will get 75°.
Construction :-
- Take compass and draw 5cm line.
- In compass mar 2.5cm.
- Mark an arc on 120°
- Then 180°
- Then bisect them.
- Make an arc through them.
- Mark a line.
- Then bisect 150° you'll get 75°.
Answered by
2
Answer:
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Step-by-step explanation:
So, here goes …
Take a line segment, say, AB .
Choose a point C on it.
With center C , and radius BC , draw an arc.
With center B and radius BC , cut the previous arc at say D . ( ∠DCB=60∘ because we just made CD=BC=BD .)
With center D , and radius BC draw an arc.
With center B and radius BC , cut this arc at, say, E . Then EC is the bisector of ∠BCD , and hence ∠BCE =30∘ .
Then, ∠ACE=180∘−∠BCE=150∘.
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