An Egyptian document, the Rhind Papyrus (ca. 1650 B. C.), states that the area of a circle can be determined by finding the area of a square whose side is 8/9 of the diameter of the circle. Show that this is not correct and find the incorrect value of π assumed by this technique.

The average hourly earnings for a construction worker is projected to be $24.50 in 2012. jason wants to join the construction work force after he graduates in 2012. his friend tells him that average hourly earnings for construction workers will rise by 2% from 2009 to 2012. based on the data below, assuming that the projected hourly earnings are correct, is jason’s friend’s statement accurate? construction industry - average hourly earnings, 2000-2009 a. his friend’s statement is accurate. the average hourly earnings will increase by 2%. b. his friend’s statement is not accurate. the percent increase will be more than 2% c. his friend’s statement is not accurate. the percent increase will be less than 2% d. his friend’s statement is not accurate. the average hourly earnings will decrease

Given: ab ≅ bc and ao ≅ oc ok − angle bisector of ∠boc find: m∠aok

What is value of x? enter your answer in the box. x =