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Mathematics 9 Online
OpenStudy (kikuo):

http://prntscr.com/b7o9q0

OpenStudy (kikuo):

@satellite73

satellite73 (satellite73):

sorry you got me on this one

satellite73 (satellite73):

maybe @Mertsj can help

OpenStudy (mertsj):

Two points: an angle inscribed in a semicircle is a right angle an inscribed angle is 1/2 the measure of its intercepted arc.

OpenStudy (mertsj):

That means d is how many degrees since it is inscribed in a semicircle?

OpenStudy (kikuo):

Sorry, I'm a bit confused. Perhaps word it again haha.

OpenStudy (mertsj):

Do you know what an inscribed angle is?

OpenStudy (kikuo):

Yes!

OpenStudy (mertsj):

The sides of the angle whose measure is d degrees, intercept what part of the circle?

OpenStudy (kikuo):

c and 76?

OpenStudy (mertsj):

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OpenStudy (mertsj):

In circle O, do you see that the line segment is a diameter and divides the circle into two equal parts?

OpenStudy (kikuo):

Yes

OpenStudy (mertsj):

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