a triangle has a 40° angle, a 120° angle and a side 2.5 centimeters in length. which of the following statements are true about
1 answer:
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Answer:
x = 15
Step-by-step explanation:
Given
2 = - +
x
Multiply through by 4 to clear the fractions
8 = - 7 + x ( add 7 to both sides )
15 = x