Question Number 114803 by Eric002 last updated on 21/Sep/20
Commented by Eric002 last updated on 21/Sep/20
$${the}\:{white}\:{square}\:{in}\:{the}\:{drawing}\:{below} \\ $$$${is}\:{located}\:{in}\:{the}\:{center}\:{of}\:{the}\:{grey}\:{rectangle} \\ $$$${and}\:{has}\:{a}\:{surface}\:{area}\:{of}\:{A}.\:{the}\:{wide}\:{of} \\ $$$${the}\:{rectangle}\:{is}\:{twice}\:{width}\:{a}\:{of}\:{the}\:{square} \\ $$$${what}\:{is}\:{the}\:{surface}\:{of}\:{the}\:{grey}\:{area} \\ $$$$\left({without}\:{the}\:{white}\:{square}\right) \\ $$
Commented by 1549442205PVT last updated on 21/Sep/20
$$\mathrm{This}\:\mathrm{is}\:\mathrm{repeated}\:\mathrm{Question}\:\mathrm{112467} \\ $$