PRACTICE QUESTION OF THE DAY
(PQOTD)
Question for Thursday, July 29th, 2010
(For solutions, go to the HOME tab and scroll down. Answers are usually provided within 48 hours after posting time.)
In circle O, central angle AOB measures 72 degrees. The radius of the circle is r. The perimeter of sector AOB consists of line segments AO and BO and arc AB. Which expression gives the perimeter of sector AOB in terms of r?
(A) (π + 10) · r / 5
(B) (π + 8 ) · r / 4
(C) (π + 6) · r / 3
(D) (π + 2) · r / 5
(E) (2π + 10) · r / 5
(B) (π + 8 ) · r / 4
(C) (π + 6) · r / 3
(D) (π + 2) · r / 5
(E) (2π + 10) · r / 5
source: crushthetest.com
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