Joanna makes and sells candles online. She charges $7 per candle, and shipping is $5 per order. Select an expression that Joanna
1 answer:
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= -1.6
= -11.625
= -0.81818...
= 2.4814
A² = b² + c² - 2bc cosA
a² = 10² + 14² - 2*10*14 cos54
a² = 100 + 196 - 280 * cos54
a =
a = 11.46
a² = 10² + 14² - 2*10*14 cos54
a² = 100 + 196 - 280 * cos54
a =
a = 11.46