Monday, September 12, 2011

Degree and Radian measure 2

Hi, this is Stefan. Today's lesson was a continuation of what we learned on Friday. We also got a new formula which is used to find the area of the sector. When plugging in theta, it must be in radians. So if in the question you are given the angle in degrees, you must convert it to radians before plugging it in the formula. The formula we mostly focused on today was . We were given two factors and were asked to find the third. Remember that we can always rearrange the formula to solve for any of the three factors. Homework was the worksheet "Degree and Radian Measure 2" and exercise 1, questions 3-5, 11,12.

Hope this helped!!!

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