SAT Subject Test Mathematics Level 1

48 .

Figure  7

In  Figure  7,

and

are parallel,

and

are perpendicular,  m∠RQU   =   x   +   4,  and m∠QTS   =   2x  −   30. What    is

the m∠QRU?

(A) 34°

(B) 38°

(C) 52°

(D) 68°

(E) 88°