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1 answer:
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We know that the law of sines states that:
For simplicity, let:
In triangle A1BC this leads to:
Therefore:
Now, triangle A2BC is isosceles which means that both the base angles are equal, since angle CA1B and A2A1B are supplementary we have:
Answer:
Step-by-step explanation:
2)
x + 14 = -0.87
x + = -
x + = -
x = - -
x = -
3)
x -8 = 1.5
x - =
x = +
x =
x =
4)
x - = - 7
x - = -
x = - +
x = -
5)
- x = 6
=
+ x
-
= x
- = x
x = -
6)
-33.754 - x = 28.05
-33.754 - 28.05 = x
- 61.804 = x
x = - 61.804