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OpenStudy (anonymous):
A triangular trellis has angles R, S, and T that measure 73º, 73º, and 34º, respectively. If the length of ST = 4y + 6 and the length of TR = 7y - 21, what is the value of y? 9 5 11 15
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OpenStudy (anonymous):
@RadEn
OpenStudy (anonymous):
@jim_thompson5910
jimthompson5910 (jim_thompson5910):
|dw:1371439900975:dw|
jimthompson5910 (jim_thompson5910):
the sides opposite R and S are equal, so we know that ST = TR 4y + 6 = 7y - 21 solve for y
OpenStudy (anonymous):
y=9!
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jimthompson5910 (jim_thompson5910):
yep
OpenStudy (anonymous):
thanks(:
jimthompson5910 (jim_thompson5910):
np
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