courtj17 courtj17

12-07-2016
Mathematics

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Please Help!
What is the measure of arc ED in circle H?

A. 130°
B. 90°
C. 50°
D. 180°

Please Help What is the measure of arc ED in circle H A 130 B 90 C 50 D 180 class=

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jenniferogbodu jenniferogbodu

12-07-2016

B. 90
Because, a circle is 360 degrees total. Angle FG is 130 degrees. Angle GD is 90 degrees. It's remaining 2 so.... 130+90=220 But every circle is 360 degrees so... 360-220=140. And ED looks similar to GD which is 90 degrees

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