The perimeter of triangle ABC is 24 cm. Side AB is 3/8 of the perimeter, CB is 1/4 of the perimeter. Find the side length of the speaker.

univerkov | December 16, 2020 | education

1) 24 * 3/8 = 9 (see) – the length of the AB side;
2) 24 * 1/4 = 6 (cm) – side length CВ;
3) P (perimeter) of triangle ABC = AB + BC + AC, that is
AC = P-AB-BC
AC = 24-9-6 = 9 (see) – the length of the AC side
Answer: 9cm

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