6x – 8y – 5х + Зу what is the answer
2 answers:
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Answer:
I'm not sure what you want me to answer from this, so I solved for every variable:
Angle A: 83°
Side b: 6.29
Side c: 5.8
Step-by-step explanation:
-----Angle A:
Since the sum of the interior angles of a triangle ALWAYS equal 180°, we can solve for angle A as follows:
-----Side b:
Here, we use the sin rule for finding sides, since we know all of the angles as well as one side:
-----Side c:
Answer:
cosA ≈ 0.55
Step-by-step explanation:
cosA = =
=
≈ 0.55 ( to the nearest hundredth )