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Mathematics, 21.01.2020 03:31 trillsmith

In δabc, ∠a = 120° and ∠b = 40°. what is the measure of ∠ c? which side is the longest?
a) 20°; bc
b) 20°; ac
c) 30°; ac
d) 30°; ab
e) 30°; bc

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In δabc, ∠a = 120° and ∠b = 40°. what is the measure of ∠ c? which side is the longest?
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