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**A Triangle given the 3 sides**

A powerpoint presentation by Carmelo Ellul Head of Department (Mathematics)

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**A Triangle given the 3 sides**

Task: Construct a triangle ABC having AB = 5 cm, BC = 7 cm and AC = 3.5 cm. Making a Rough Sketch: Draw a rough sketch of the triangle. Label its vertices. A Write the length of each side. 5 cm 3.5 cm B C 7 cm

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**A Triangle given the 3 sides**

Construct line BC = 7 cm long. A C B 7 cm 5 cm 3.5 cm Centre B draw an arc radius 5 cm. Centre C draw an arc radius 3.5 cm. Label the point of intersection of the two arcs A. Join AB, AC. Write down the lengths. A 5 cm 3.5 cm B 7 cm C

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**A Triangle given the 3 sides**

Construct line BC = 7 cm long. A C B 7 cm 5 cm 3.5 cm Centre B draw an arc radius 5 cm. Centre C draw an arc radius 3.5 cm. Label the point of intersection of the two arcs A. Join AB, AC. Write down the lengths. A RESTART 5 cm 3.5 cm END SHOW B 7 cm C

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Constructing Triangles Tri 1 side/2 angles Constructions Example 1: To construct a triangle of base 9 cm with angles of 35 o and 65 o. To construct a.

Constructing Triangles Tri 1 side/2 angles Constructions Example 1: To construct a triangle of base 9 cm with angles of 35 o and 65 o. To construct a.

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