2014 · Q49
What is the total area of three equilateral triangles inscribed in a semicircle of radius 2 cm?
Elementary MathematicsMensuration
- A12 cm^2
- B3√3/4 cm^2
- C9√3/4 cm^2
- D3√3 cm^2
Explanation
Each triangle has side 2 cm (radius), area √3; three give 3√3 cm^2.