The measures of three angles of a triangle are in the ratio 3:2:1. Find the measures of these angles.
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Answer:
Step-by-step explanation:
the sum of the angles in a triangle
=
180
∘
sum the parts of the ratio
3
+
2
+
1
=
6
parts
180
∘
6
=
30
∘
←
1 part
3
parts
=
3
×
30
∘
=
90
∘
2
parts
=
2
×
30
∘
=
60
∘
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