A surveyor drew triangles to determine the distance across a lake from point D to point E, as shown diagram below. If∠ABC≅∠ADE∠⁡A⁣B⁣C≅∠⁡A⁣D⁣E, which of the following best represents ¯¯¯¯¯¯DED⁣E¯, the distance across the lake? a.7 miles
b.18 miles
c.21 miles
d.24 miles

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?

The graph shown is the graph of which function?

That table shows measurements (in invhes$ from cubes with different side lengths. which pairs of variables have a linear relationship? check all that apply