Solve
-An Isosceles Right Triangle Has Legs of Equal Length $11 \sqrt { 2 } \mathrm { in }$

Multiple Choice

Solve.
-An isosceles right triangle has legs of equal length. If the hypotenuse is 22 inches long, find the length of each leg.

A) $11 \sqrt { 2 } \mathrm { in }$ .
B) $121 \sqrt { 2 } \mathrm { in } .$
C) $22 \sqrt { 2 } \mathrm { in }$ .
D) $\frac { 11 } { 2 } \sqrt { 2 }$ in.