Which of these statements is true? (i) General formula for the area of triangle is \[\frac{1}{2}\times \] base\[\times \]height. (ii) Perimeter of any right angled triangle is the sum of the measurement of its boundary (iii) Area of an equilateral of side a and area of an isosceles right angled triangle (equal sides = a) is same.

• A. i and ii       
• B. i and iii
• C. i, ii and iii                   
• D. iii