Question

PLEASE HELP ASAP! VERY DESPERATE

Answer 1

Answer:

first option

Step-by-step explanation:

the area of a rectangle is

base*height

$Purple=(3)\times(a)\\\\=3a\\\\\\Green=(\frac{1}{2})\times(3)\\\\=\frac{3}{2}\\\\\\Red=1\times a\\\\=a\\\\\\Yellow=\frac{1}{2}\times 1\\\\=\frac{1}{2}$

so the sum is

$\Sigma A=3a+a+\frac{3}{2}+\frac{1}{2}$

which is the first option

Answer 2

The answer is the first option