Question

Patrat cu l=7radical din 3 aflați aria.Help mss

Answer 1

Aria =l^2
A=(7 radical din 3)^2=49x3=147cm^2

Answer 2

$l = 7 \sqrt{3} \\ \\ a \: patrat = {l}^{2} \\ a = ( {7 \sqrt{3} )}^{2} \\ a = {7}^{2} \times 3 \\ a = 49 \times 3 \\ a = 147 \: {cm}^{2}$