Answer:
Explanation:
let xbe side of A.
let x=3
then perimeter=3×3= 9 m
area=1/2×3×√(3²-(3/2)²=1/2×3×3√3/2=9√3/4≈3.879≈3.9 m²
side of triangle B=27/3=9 m
area of triangle=1/2×9×√(9²-(9/2)²=1/2×9×9√3/2=81√3/4≈35.07 ≈35.1 m²
or side of B=3×3=3×side of A
area of triangle B=3²×area of A=9×3.9=35.1 m²