Answer:
A model is an estimate of a data set.
A useful model can be used to make predictions.
Step-by-step explanation:
There are various models used in mathematics which are used to predict variables. The regression model is used to predict the relation between two variables. There are various other models which help to predict the future events and outcome of these events.
Check the picture below.
what other relationship?, well, we can also say 2(midsegment) = base.
Z varies inversely as w ⇒ z*w=k
z=40 , w=0,1 ⇒40*0,1=4=k
z*20=4
z=4/20=1/5
z=0,2
Answer:
40words
Step-by-step explanation: