The coordinates of all the vertices:
A = (-7,5)
B = (-5,8)
C = (-2,4)
Answers:
<u>Question 19:</u> 177 bpm
<u>Question 20:</u> 95˚F
Explanations:
<u>Question 19:</u>
You had the formula set up properly like this:
This is where you went wrong - I don't know exactly what you did, but your division of 4425 ÷ 25 is wrong. You should have ended up with 177 which is the correct answer.
<u>Question 20:
</u>
You had the formula set up correctly again, and merely used the wrong sign when
adding 32.
This is where you went wrong. You subtracted 32 from 63 when you should have added it. (See red circle on your subtraction.)
63 + 32 = 95˚F
MOE = +\- 1.27
Confidence Interval is 53.73 to 56.27
Answer:
m=-2
Step-by-step explanation:
plug in the points in the formula y2-y1/x2-x1
I suggest getting m a t h w a y its a website and app thats useful.. and good.. and I like it