2013 · Q56
An isosceles right-angled triangle has area 1 square unit. What is its perimeter?
Elementary MathematicsMensuration
- A3 units
- B2√2+1 units
- C√2+1 units
- D2(√2+1) units
Explanation
Legs=√2; perimeter=2√2+2=2(√2+1). Answer D.
An isosceles right-angled triangle has area 1 square unit. What is its perimeter?
Explanation
Legs=√2; perimeter=2√2+2=2(√2+1). Answer D.