Answer:
9² = 40² + 41² - 2(40)(41) cos(C)
81 = 1600 + 1681 - 3280 cos(C)
81 = 3281 - 3280 cos(C)
-3200 = -3280 cos(C)
cos(C) = 3200 / 3280
cos(C) = 40 / 41
Step-by-step explanation:
Answer:
219.8
Step-by-step explanation:
you multiply 70 and 3.14 and get 219.8
Answer:
0
Step-by-step explanation:
It would have zero because the circle and line never interesect the x-axis together.
Answer:
3.636 hour. dividing 200miles /55m/h =3.636h
Answer:
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Step-by-step explanation:
