Good evening ,
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Answer:
(1) x=17
(2) x=16
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Step-by-step explanation:
Look at the photo below for the details.
:)
Well hello again :3. This is also quite simple. The diameter of a circle is 2 times the radius. So we can refit this into the equation and say that our new formula using diameter is

. Now we can say that 10/2 is 5 and

is 25. Therefore your answer is

or 78.54.
Adjacent means next to or adjoining something else. therefore an adjacent angle to <DGE would be <HGJ