A company is evaluating a new reading program that is supposed to improve test scores. The box plots show the results of reading
tests given before and after using the program. With this data, what is the most reasonable answer to the question: Does the program improve test scores 20 pts
1 answer:
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Answer:
12
Step-by-step explanation:
These triangles are similar using the AA theroem. This means there sides are in corresponding proportion.
Side AR and Side TE are corresponding. Use this proportion.
This side the triangle SAR side lengths are 3/4 of side lengths of triangle SET.
We know that RS+ST=21
And that RS=3/4(ST).
x=12.
Side ST is 12