1 Задача
Side AB of triangle ABC equals to 17cm, side AC equals two times AB and side
BC is 10cm less than side AC. Find the perimeter of triangle ABC.
2 Задача
Perimeter of a triangle equals to 48cm and one of its sides equals to 18cm.
Find the length of the other two sides of the triangle if their difference equals
to 4.6cm.​

AlexisA031117    1   12.01.2021 10:15    0