Answer:
answer to your question is 200.96cm^2 but you can round off and write 201cm^2
Step-by-step explanation:
area of circle =pie*(radius)^2
=3.14*(8)^2
=3.14*64
=200.96^2
=201cm^2
Hope it helps u!!
188
141 divided by 3 is 47 so 47 times 4 is 188
The confidence interval is based on
mean square error. T<span>he </span>mean squared error<span> (</span>MSE<span>) </span><span>of an </span>estimator<span> measures the </span>average<span> of the squares of the </span>errors<span> or </span>deviations.<span> MSE is calculated by the formula attached in the picture, where Xbar is a vector of predictions, X is the vector of predicted values. </span>
The length is 7 times the width. D