Answer:
If sin 115 degrees≈ 0.91 and cos 115 degrees = -0.42, then sin -115 = -0.91 and cos -115 degrees = 0.42
Step-by-step explanation:
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∠z is 79°
Answer: 75(2) OR 25(6)
Step-by-step explanation:75+75 = 150 OR 25+25+25+25+25+25=150
