IKMC 2027 - Grades 3-4 - Self-study SET 21 - Thematic Batch 3 Question 12

Five children care for a large square garden divided into five plots as shown. Anne and Betty care for the two square plots, each with perimeter 720 m. Cindy, Debbie and Elsa care for three congruent rectangles. What is the perimeter of Elsa’s plot?