Respuesta :

Answer:

area of shaded = 331 square meters

Step-by-step explanation:

area of rectangle : length * width

so area of shaded = ( 21 * 11 ) + 5 * ( 21 - 5 ) + 5 * 4 = 331 square meters

OR,

find the full square are = 21 * 21 = 441 square meters

then find unshaded area which is = 5 * 5 + 5 * 17 = 110 square meters

so area shaded is  =   441 - 110  = 331 square meters