Jamey is taking a test that has 57 questions. So far, she has answered 48 questions correctly. How many more questions must she answer correctly, so that her total score of questions answered correctly will be 90%? Assume she can't get partial credit for any problem.

Jamey can answer 9 more questions.

Step-by-step explanation:

57-48= 9

v v cj van config k tbs eng r.c r.c fcb fb gb frfr

δabc ≅ δdcb by sas because

db ≅ ac . . given (side)

bc ≅ bc . . reflexive property (side)

∠dbc ≅ ∠ acb . . alternate interior angles where transversal bc crosses parallel lines bd and ac (included angle)