Answer:
465.988 mph
Step-by-step explanation:
The two speed vectors form two sides of a triangle. Their included angle is 45°, so the law of cosines can be used to find the resultant magnitude x.
x^2 = 500^2 +50^2 -2·500·50·cos(45°) ≈ 217,144.66
x ≈ √217,144.66 ≈ 465.988 . . . . miles per hour
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You may find you need to round the answer to the nearest whole number.
Hello, well because she has three options at noon and three options at 3:00, you multiply 3*3 which is 9. So there are 9 possible outcomes. You can also create a chart to show this;
Football
-football
-movie
-concert
Basketball
-football
-movie
-concert
Documentary
-football
-movie
-concert
Hope this helps :)
the answer is A. -5/2
Hope this helpedb
Situation a- i’m pretty sure it’s 233.28 or by rounding up 234 because 8% increase is 234
situation b- 200 was the starting number because 8% increase from 200 is 216
