SAT Math Practice Question #28714 - SATify | SATify

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SAT Math Practice Question #28714 - SATify | SATify

#28714

triangle

geometry

circles

hard

120 sec

In $△ A BC$ , $∠ C = 9 0^{\circ}$ . Squares $A BX Y$ and $A C W Z$ are constructed outside of the triangle. The points $X, Y, Z, W$ lie on a circle. If $A B = 10$ , what is the radius of this circle?

A.

$5$

B.

$52$

C.

$10$

D.

$55$

E.

$102$