EM-701
Similar figures
E Math · Secondary 3 · Medium · Similar figures
Two solid spheres are geometrically similar. The surface area of the smaller sphere is 36 cm² and that of the larger sphere is 144 cm². Find the ratio of their radii (smaller : larger).
- 1 : 2
- 2 : 1
- 1 : 4
- 3 : 4
Sign in to check your answer and see the hint and the worked explanation. Free on PrepLab High.