Radius is 3 And diameter 3×2
Answer:
(a) -- The equation
(b) 31 inches
Step-by-step explanation:
Given
See attachment
Solving (a): The equation of the trend line.
We start by calculating the slope (m)
Where
So, we have:
The equation is then calculated using:
Where:
Open bracket
(b) The height of a 2 year old.
To do this, we substitute 2 for x in
The prediction is 31 inches
Answer:
32/10
Step-by-step explanation:
simplify them
4/10= 2/5= 0.4 (as a decimal)
32/10= 3.2 (as a decimal)
3.2>0.4
Ok so the answer is Choice b