D. 7.85
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Terri can swim 3 laps in 2.5 minutes. To find how long it takes to swim 20 laps, you can make a proportion.

Put the amount of laps on the top and the time(minutes) at the bottom.

Cross multiply:

Divide by 3:

It would take Terri
OR
minutes to run 20 laps.
Hey there!
ANSWER: <u>vertex</u>
<h2>
EXPLANATION:</h2>
Fill in the blank:
The endpoint is the <u>vertex</u> of the angle.
This is your answer because an angle is formed by two rays which are the sides of an angle and they have an endpoint called the vertex.
Hope this helps!

32.0 you just add the first and last numbers then muptily the middle number by you anwser and divdie your 2 anwsers to gether