Answer:
x=8
Step-by-Step Explanation:
View provided picture
Area = pi radius squared. (a=pi r squared).
the radius of this circul is 1.6 units so plunging that in you get 1.6 • pie = 5.02654824574. now square that. The answer is 15.7913670417.
Answer:
slope is 
Step-by-step explanation:
1,-1 -3,2 are two points on the graph
the equation to find slope is 
so 
or you can count how many places it changed in the equation 
I think it’s 9+2 because it say sum
-2.38 is the answer because 7x-3.4=x/10=-2.38