The question is an illustration of equivalent ratios and similar triangles.
<em>The true option is: </em>
<em />
From the diagram, we have:
---- This is so because both lines are marked once
Also, we have:
---- This is so because both lines are marked twice
Divide both equations

Hence, the true option is: 
Read more about similar triangles at:
brainly.com/question/19739157
I hope this help you with what you need
answer key
78.4
Step-by-step explanation:
Multiply 7 x 4 =28
Then Multiply 28 x 2.8 = 78.4
<em>That's how you get your answer ∞∞∞∞∞∞∞∞∞∞∞∞∞∞∞∞∞ hope that helps out</em>
Answer:
Percent of change in population is
%
Step-by-step explanation:
Given population of Boston is
measured in year
.
And population of Boston in year
is
.
We need to find percent of change in population.
So, percent change
%
Here old population is
and new population is 
Plugging these value in formula we get,
Percent change 
Rounding to nearest tenth 2.6%