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Mathematics 20 Online
OpenStudy (anonymous):

Find the value of x. If necessary, round your answer to the nearest tenth. O is the center of the circle. The figure is not drawn to scale. A.13 B.26 C.77 D.38.5

ganeshie8 (ganeshie8):

use this : equal chords make equal angles at center.

ganeshie8 (ganeshie8):

that dash on side refers to equality/congruence

OpenStudy (anonymous):

im confused

ganeshie8 (ganeshie8):

do u see small dash over two chords ?

OpenStudy (anonymous):

yes

ganeshie8 (ganeshie8):

ganeshie8 (ganeshie8):

since both chords have same dash, it means, chords are equal

ganeshie8 (ganeshie8):

AB = CD, thus they make same angle at center also.

ganeshie8 (ganeshie8):

CD is making an angle of 77 degrees AB makes how much ?

OpenStudy (mertsj):

Are you supposed to have others doing this exam for you?

OpenStudy (anonymous):

wouldn't ab be the same as cd

OpenStudy (anonymous):

and no one is doing my exams I stuck on a question and need help that's all

OpenStudy (anonymous):

and ganeshie8 is helping by explaining it to me and not just giving answers

OpenStudy (anonymous):

gangshie8 wouldn't ab be be 77 too is that or am I wrong

ganeshie8 (ganeshie8):

you got it ! good work !

OpenStudy (anonymous):

okay thank you for explaining it too thanks

ganeshie8 (ganeshie8):

np

OpenStudy (anonymous):

:)

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