Question 3 Danah created a list of ordered pairs, as shown below:
(0, 2), (3, 4), (4,4), (5, 6), and (5,8)
Which statement explains why her set of ordered pairs is not a function?
А
There is not a constant rate of change between the pairs.
B
There are two X-values of 5, even though their y-values are different.
There is an ordered pair where the x-value and the y-value are the same.
There are two y-values of 4, even though their x-values are different.
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Grace is standing 18 feet from a lighthouse and kelly is standing 10 feet from grace. the angle that grace looks up to see the top of the lighthouse is 45°. the angle that kelly looks up to see the top of the lighthouse is y°. find the height, h, of the lighthouse. find the angle, rounded to the nearest tenth of a degree, in which kelly looks up to the top of the lighthouse. to the nearest tenth of a degree, find the value of x° . in two or more sentences, explain your calculations