1.

Find an angle which is one-fifth of its supplement ​

Answer»

Answer:

30

Step-by-step EXPLANATION:

let the ANGLE be x

let its SUPPLEMENT be 1/5x(given)

sum of supplementary angles is 180

therefore   x+1/5x=180

6/5x=180

6x=900

x=150

hence 1/5x=1/5*150=30

the answer is 30


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