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Mathematics 8 Online
OpenStudy (anonymous):

In the following figure, AF is the perpendicular bisector of DN. What is the measure of angle CDT? Answers: 15 65 90 115

OpenStudy (anonymous):

let me draw the diagram

OpenStudy (anonymous):

|dw:1417681717910:dw|

Directrix (directrix):

On the previous question, you got 65 as measure of angle ADF. Angle ADF and Angle CDT are vertical angles. Recall the theorem that vertical angles are congruent. So, what is the measure of <CDT? |dw:1417681909313:dw|

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