What is the measure of the supplement of 1/
3
of Straight angle.
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1
Answer:
Let the required angle be x.
According to the question,
⇒ (180
o
−x)=(90
o
−
3
1
×90
o
)
⇒ 180
o
−x=90
o
−30
o
⇒ 180
o
−x=60
o
⇒ x=180
o
−60
o
⇒ x=120
o
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