1.

The angles of a triangle are in the ration 3 : 5 : 7. The triangle is(a) acute-angled(b) obtuse-angled(c) right-angled(d) an isosceles triangle

Answer» The angles of a triangle are in the ration 3 : 5 : 7. The triangle is

(a) acute-angled

(b) obtuse-angled

(c) right-angled

(d) an isosceles triangle


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