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in \\( \\triangle abc, ab = 4, bc = 7 \\), and \\( ac = 10 \\). which s…

Question

in \\( \triangle abc, ab = 4, bc = 7 \\), and \\( ac = 10 \\). which statement is true?
1 \\( m\angle b>m\angle c>m\angle a \\)
2 \\( m\angle b>m\angle a>m\angle c \\)
3 \\( m\angle c>m\angle b>m\angle a \\)
4 \\( m\angle c>m\angle a>m\angle b \\)

Explanation:

Step1: Recall the triangle side - angle relationship

In a triangle, the larger side is opposite the larger angle.

Step2: Identify the sides and their opposite angles

In \(\triangle ABC\), side \(AB = 4\) is opposite \(\angle C\), side \(BC=7\) is opposite \(\angle A\), and side \(AC = 10\) is opposite \(\angle B\).

Step3: Compare the side lengths

Since \(AC>BC>AB\) (i.e., \(10 > 7>4\)).

Step4: Compare the angles using the side - angle relationship

The angle opposite \(AC\) (\(\angle B\)), the angle opposite \(BC\) (\(\angle A\)), and the angle opposite \(AB\) (\(\angle C\)). So \(m\angle B>m\angle A>m\angle C\)

Answer:

  1. \(m\angle B>m\angle A>m\angle C\)