One should pay closer attention to the answer of Merupan: Here’s an older post with a diagram:
http://talk.collegeconfidential.com/sat-preparation/1290303-cant-understand-this-math-problem.html
One should pay closer attention to the answer of Merupan: Here’s an older post with a diagram:
http://talk.collegeconfidential.com/sat-preparation/1290303-cant-understand-this-math-problem.html