2013 · Q52
If the area of an equilateral triangle is x and its perimeter is y, then which one is correct?
Elementary MathematicsMensuration
- Ay^4=432x²
- By^4=216x²
- Cy²=432x²
- DNone of the above
Explanation
x=(√3/4)s², y=3s → y^4=432x². Answer A.
If the area of an equilateral triangle is x and its perimeter is y, then which one is correct?
Explanation
x=(√3/4)s², y=3s → y^4=432x². Answer A.