The perimeter of the triangle is 48 cm and one of the sides is 18 cm. Find the other two sides if their difference is 4.6 cm.

univerkov | December 1, 2020 | education

decision
AB + BC + AC = 48 cm
AB + BC = 30
AB-BC = 4.6
AB + BC = 30-4.6
AB + BC = 25.4
BC = 12.7 cm
AB = 12.7 + 4.6 = 17.3cm
Answer: AB = 17.3 cm; BC = 12.7 cm; AC = 18 cm.

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