More Lessons for New SAT Additional Topics
More Lessons for SAT Math
More Resources for SAT
This video is for the redesigned SAT which is for you if you are taking the SAT in March 2016 and beyond.
How to find the length of a line segment in a circle?
Additional Topics in Math
Calculator: Not Permitted
The semicircle above has a radius of r inches, and chord CD is parallel to the diameter AB. If the length of CD is 2/3 of the length of AB, what is the distance between the chord and the diameter in terms of r?
Go to next Question
Rotate to landscape screen format on a mobile phone or small tablet to use the Mathway widget, a free math problem solver that answers your questions with step-by-step explanations.
You can use the free Mathway calculator and problem solver below to practice Algebra or other math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.
We welcome your feedback, comments and questions about this site or page. Please submit your feedback or enquiries via our Feedback page.