Tifania’s work is correct because the formula for circumference is 2(3.14)(r)
You cannot solve this. TO solve both variables you need to have two equations. Please insert that equation in and I will solve this problem. :)
Answer:
yes she is correct
Step-by-step explanation:
because in 1 year it will go up 4.5%
Use the equation to help determine the total cost.
r is given as 8, r=8
C=2.5(8)+15
C=20+15
C=35
Nina’s total cost will be $35
Hope I helped! xx
Answer:
scale factor = 
Step-by-step explanation:
Consider the ratio of the x and y- coordinates, image to original, that is
scale factor =
=
= 