needmathhelp7
What is the measure of RST?



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needmathhelp7
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@Mertsj @mathstudent55 @phi @Jonask @zepdrix @blondie16

needmathhelp7
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@SmokeysTheName

needmathhelp7
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@zepdrix

needmathhelp7
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do you first add the degrees up then divide by 2?

SmokeysTheName
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yes im pretty sure, but lemme get someone on this question to verify..
@hartnn

Mertsj
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The angle formed by two intersecting chords is 1/2 the sum of the intercepted arcs.

needmathhelp7
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okay @SmokeysTheName :)

needmathhelp7
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@Mertsj yeah! so then what do you do?

Mertsj
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So add 47 and 77 and divide the answer by 2

phi
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The measure of an angle formed by 2 chords = 1/2 the sum of the measures of the intercepted arcs.

needmathhelp7
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okay I was right then good! :)

hartnn
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yes, so your thought 'do you first add the degrees up then divide by 2'
is correct.

needmathhelp7
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so i added them up and got 124..then divided 124 by 2 and the answer is 62? :)

SmokeysTheName
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yes thats right (:

needmathhelp7
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thank you so much!