Incorrect. For the architect to use the Pythagorean Theorem, $\displaystyle{{c}}^{{2}}={{a}}^{{2}}+{{b}}^{{2}}\usepackage{cmbright}\Huge\$ , to find the length of the walkway, the walkway needs to be part of a right triangle. Look at the diagram again. If the walkway from the corner of Arlington St and Davis St to the corner of Cleveland Ave and Bay Rd is the hypotenuse of the right triangle, which two streets must be the legs?