Triangles and Their Side Lengths Answers

Triangle A B C is shown. Side A B has a length of 12. Side B C has a length of x. Side A C has a length of 15.

A triangle has side lengths measuring 3x cm, 7x cm, and h cm. Which expression describes the possible values of h, in cm?

In triangle XYZ, m∠Z > m∠X + m∠Y. Which must be true about △XYZ?

Fiona's school is in the shape of a triangle, with three hallways connecting the corners. Fiona enters the building and walks 90 yards through the first hallway to the first corner. Then, she walks 60 yards through the second hallway to the second corner.

The isosceles triangle has a base that measures 14 units.

Which are the possible side lengths of a triangle?

Triangle QRS is a right triangle with the right angle at vertex R. The sum of m∠Q and m∠S must be

If triangle DEF has a 90° angle at vertex E, which statements are true? Select two options.Triangle DEF is an obtuse triangle.The angle at vertex D is acute.The angle at vertex F is obtuse.Triangle DEF is a right triangle.The angle at vertex D is obtuse.

Triangle QRS has the angle measures shown.

3 connecting lines are shown. Line A B is horizontal. Line A C is about half the length of A B. Line B C is about one-third of the length of A B.