the probability of serena serving an ace in tennis is 0.15, and the probability that she double faults is 0.25. (note that you c
1 answer:
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Answer:
<QRS= (10.x - 1) = (10.6 - 1) = 59°
Step-by-step explanation:
the triangle is not accurate but drawing one is truly useful in calculating. Besides, I don't know how it is called in English but it is something about the exterior angles (maybe)
Answer:
Time spent on professional calls is typically shorter but less consistent than time spent on personal calls.
Step-by-step explanation:
Professional calls are typically shorter (Median = 4 min) than personal calls (Median = 5 min).
However, they are less consistent (IQR = 5 min) than personal calls (IQR = 2 min).
Answer:
Step-by-step explanation:
Using Pythagoras' identity in the right triangle
The square on the hypotenuse h is equal to the sum of the squares on the other 2 sides, that is
h² = 2² + 3² = 4 + 9 = 13 ( take square root of both sides )
h =