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Nady
[450]
3 years ago
9
PLEASE HELP
Mathematics
Answer
Comment
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2
answers:
Liono4ka
[1.6K]
3 years ago
8
0
You can solve for sides of a triangle using the following equation.
A = arccos (b^2 + c^2 - a^2/2bc)
And likewise for other variables by moving the letters.
Ultimately, in this problem you get the following angle measures:
15.87
23.97
140.16
Send
mezya
[45]
3 years ago
8
0
Answer:
1. A
2. D
3. A, E, F
4. C
Step-by-step explanation:
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