The three angles of a triangle, one is three times the smallest and the other Is five times the smallest. Find the angles
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Let the smallest angle be a
As per data,
the second angle will be 3a
the third angle will be 5a
By angle sum property of a triangle ,
a+3a+5a=180
9a=180
a=180÷9
a=20
the smallest angle =a=20
the second angle =3a =3×20=60
the third angle =5a =5×20=100
Verification
20+60+100=180
As per data,
the second angle will be 3a
the third angle will be 5a
By angle sum property of a triangle ,
a+3a+5a=180
9a=180
a=180÷9
a=20
the smallest angle =a=20
the second angle =3a =3×20=60
the third angle =5a =5×20=100
Verification
20+60+100=180
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