Question

find the total area of the figure.
2.
a = ______ square feet

Explanation:

Step1: Calculate area of outer rectangle

$A_{outer} = 100 \times 50 = 5000$ square feet

Step2: Calculate area of inner cutout

$A_{cutout} = 90 \times 10 = 900$ square feet

Step3: Subtract cutout from outer area

$A_{total} = 5000 - 900$

Answer:

4100 square feet