How many degrees are there in an angle which
equals one-fifth of its supplement?
(1) 15° (2) 30° (3) 759 (4) 1509
Answers
Answered by
0
Answer:
15 degree is the correct answer.
Answered by
1
Answer:
Let the angle in degrees be x. Then, its supplement =(180o−x)
Given, x=51(180o−x)
⇒ 5x=180o−x ⇒ 6x=180o
⇒ x=30o
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