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10.12.2020 •
Mathematics
Deborah surveyed customers ina restaurant to find out their favorite meal. The results of
survey are shown in the table.
Favorite Meals
Meal
Number of People
Hamburger and french fries
Spaghetti
Chili
Vegetarian delight
One person in the restaurant will be picked at random. Based on the given information, which
statement is true?
A
This person's favorite meal is twice as likely to be hamburger and french fries as it is to be
spaghetti
B This person's favorite meal is four times as likely to be chili as it is to be vegetarian
C This person's favorite meal is more likely to be chili than hamburger and french fries.
D This person's favorite meal is equally likely to be either vegetarian delight or spaghetti.
delight.
Solved
Show answers
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Ответ:
a=61.39°
Step-by-step explanation:
we know that
In the right triangle DEF
The tangent of angle a is equal to divide the opposite side to angle a (FE) by the adjacent side to angle a (FD)
tan(a)=FE/FD
substitute the given values
tan(a)=55/30
a=arctan(55/30)
a=61.39°