Answer:

Step-by-step explanation:
Given
The attached plot
Required
The line of the best fit using
and 
We have:


Calculate slope (m)




The equation is then calculated using:


Expand


Your answers are ...
1) <span>Arc PQ is congruent to arc SR.
2) </span>The measure of arc QR is 150°.
4) <span>Arc PS measures about 13.1 cm.
5) </span><span>Arc QS measures about 15.7 cm.
All of them are correct except for the third answer...
Hope this helps!</span>
Answer:
3 or (3,0)
Step-by-step explanation:
Answer: the answer is 88.2 and your welcome!!
Step-by-step explanation:
Tan x=31
x= tan^-1 (31)
x=88.2 degrees
C.) 344.50
Take what she paid before tax (325) and multiply it by 1.06 (the tax rate) and there's your answer.