Find the Area $810 \mathrm { in } .^2$ B) $405 \mathrm { in } .^2$

Find the area.
-

A) $810 \mathrm { in } .^2$
B) $405 \mathrm { in } .^2$
C) $250 in. ^2$
D) $200 \mathrm { in } .^2$