Respuesta :

qiqi3108oukjw7
the radius of semicircle is 2m
circumference of the semicircle is 2×3.14×2m÷2=6.28 m
perimeter of figure = 6.28 m+3m+5m=14.28m
area of semicircle=3.14×2m×2m÷2=6.28m²
area of triangle=1/2×4m×3m=6m²
area of figure=6m²+6.28m²=12.28m²