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OpenStudy (anonymous):
What is the measure of angle ECH?
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OpenStudy (anonymous):
OpenStudy (ranga):
Can you calculate what angle ECF is from the figure?
OpenStudy (anonymous):
yes
OpenStudy (anonymous):
it is
OpenStudy (anonymous):
waite
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OpenStudy (ranga):
angle ECF = 90 - 56 = ?
OpenStudy (anonymous):
34
OpenStudy (ranga):
okay. angle ECH = angle ECF + angle FCG + angle GCH = 34 + 90 + 18 = ?
OpenStudy (anonymous):
142 degrees
OpenStudy (anonymous):
oh yeah remember that in my text book
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OpenStudy (ranga):
yes.
OpenStudy (anonymous):
thx
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