Question

Area of quadrilateral triangle area of quadrilateral

Answer 1

Answer:

area of quadrilateral : Base * Height

area of equilateral triangle : root 3 upon 4 a square

Answer 2

Answer:

$area \: of \: equilateral \: triangle \: is \: \sqrt{3 \div 4 {a}{2} }$

$area \: of \: quadrilateral \: is \: base \times height$