Question:
Joshua had a piece of wire measuring 14k cm in length. He used it form an equilateral triangle and had 4 cm of wire left.
(a) Find the length of each side of the equilateral triangle in terms of k in the simplest form.
(b) Find the perimeter of the equilateral triangle given that k = 8
Solution:
![P6 / Ai Tong / 2020 / SA2 Prelims / Paper 1 – Q14 [2 marks]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2021/08/P6_SA2_2020_Ai_Tong_Paper1_Q14-Qns.jpg?resize=400%2C260&ssl=1)
![P6 / CHIJ / 2018 / SA2 / Paper 2 – Q13 [4 marks]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2019/08/P6_CHIJ_2018_Prelims_Paper2_Q13.jpg?resize=400%2C260&ssl=1)